Tunnel ram 496 bbc horsepower. Supposedly rebuilt and stored years ago.

Tunnel ram 496 bbc horsepower Both combos liked the same timing but the tunnel ram just pulled harder off the line which was opposite of what I expected. 5 square inches of plenum space, these things are 25 percent larger than the base Victor Ram 2-R Tunnel Ram, making it one of the more capable intake manifolds to be released by the company in recent years. I agree you should use new carbs. I am really interested in a dual quad setup for the 496 going in my '55. Mar 6, 2016 · Most newer street tunnel rams these days have less than half that plenum volume. 277 exh @. 10 at 147mph. 7 x 8 and 1. JOE SHERMAN RACING Feb 27, 2019 · 520 BBC 6. Jan 29, 2017 · In truth, use of the 454-R (rec-port) intake may have hindered the power potential of the Brodix heads more than others due to the port mismatch. 650 lift and just under/over 300 on duration. im just looking for advice for tunning my own 600 holleys on my weiand tunnel ram. They actually run better with a single 4bbl than with an inline non tunnel ram 2 4bbl manifold. Sniper Sheet Metal Fabricated Intake Manifold Big Block Chevy Fabricated Intake Manifold BBC Single Plane 2 x 4150 Black with Sniper Logo Holley Sniper Fabricated Manifolds continue to push the aftermarket by introducing intakes for Big Block Chevy Engines. port bbc heads. 30 9 inch, 28x10. 50, Morell pressure fed solid roller lifters, Crain gold rocker arms 1. Aug 9, 2013 · The wow factor of the tunnel ram is a big thing im after, 600hp is fine for me, something ive wanted for a while. Apr 14, 2018 · This motor idles and runs with 100 Lbs of oil pressure , it runs on 110 Octane or 114 Octane race fuel and makes over 850 hp, It runs 6800 to 7000 rpms in my Placecraft Tunnel hull at just under 115 Mph . Feb 15, 2011 · I had a recomendation from bullet for my 7500 rpm 496 with a tunnel ram and it was pretty close to what he sent you. The engine is bbc 509cid, peak hp somewhere between 5600-6000rpm. I swapped them for 2-600 CFM Holleys and picked up 4 MPH and lowered my ET by over 2/10's. . Available in Silver and Classic Gold; Quick change vacuum secondary covers with balance tubes. This particular 496 is in a '70 El Camino that also TOWS with from time to time. Its a 496, bigger valve, mild worked oval head, . big hp lost? port match up so bad to cause tune up problems? i did this and the car ran but it didnt respond very well to the tune up at the track. I was thinking about going Weiand 1981 TR with either 650 eddy's or 650 Dec 14, 2023 · An 8" tunnel ram is not ideal but there is a compromise between the "right look" and not giving up too much in performance. wondering about it on a 565 HP build. The front carburetor is a no choke model calibrated to work with the rear carburetor for the performance that you are looking for. Oct 1, 2011 · In testing, the new Victor Tunnel Ram made 47 hp over the Victor Ram 2-R and out performed the competition by 10 hp; Available for carbureted (#7085) and fuel injected (#70855) applications; For more information please visit www. The car was piggy on bottom but kept going on top. 3. Aug 12, 2014 · Users of big-block Chevy motors rejoice; Edelbrock has released its new Victor Tunnel Ram for BBCs in cubic-inch sizes of 468 to 582. I don't remember the exact cam specs, but it's about . Equipped with the single-plane Holley intake, the 496 produced 652 hp at Feb 26, 2017 · I built a 496 that is similar to yours years ago, dart 335 heads, victor 454r "not ported" Shafiroff cam 279 int 288 ex 785 - 778 right around the same compression and a cheapo moroso oil pan, made 780+ hp and 640+ torque. Also, in the "engine parts" section of the classifieds here, someone is selling a set of 660 center squirters. 500+hp with the head work and work done, on 91pump gas. you still have another 1500RPM before the cams powerband kicks in. Pretty good deal for tunnel ram guys. Jumping off from the stock readings (220 hp at 3,940 rpm and 303 lb-ft at 3,400 rpm), the 51 extra cubes, free-breathing heads, greater cam timing, and hogged-out intake manifold brought 110 hp and 115 lb-ft to the party (330 hp at 4,600 rpm and 418 lb-ft at 4,000 rpm). That seeems a little better. Available for 9. the stock peanut port still made over 500 hp and was about 50hp off the aftermarket aluminum heads. Measured peak to peak, the Dart tunnel ram improved the power output by 29 hp and 13 lbs/ft of torque, but the gains were as high as 51 hp at 7,000 rpm. im going to run it on a 496 decent build. Remember what joe sherman used to say about elderly carbs that they were over rated in cfm Nov 17, 2013 · Ive got a buddy of mine looking to do a budget minded 496 for his 79 malibu. The way you have it set up now, the intake and cam powerband start at roughly the same time, and the cam drops off well before the intakes powerband. the victor looks to have a short plenum volume? rpm range on the victor is 4000-8000 kinda wierd? Dec 25, 2023 · Either of those aint perfect fit, the 1981 oval has much smaller csa than the flotek intake port, and the 1985 rec has bigger csa compared to flotek runner. 310. All out race, yes, power on the top end. Air flow and booster signals of each carburetor venturi must match to perform as a team. what about bolting a tunnel ram with rectangle ports to an oval port head with no attempt to match up the ports. 64 Chevelle Malibu retromod 327 turbo2004r 12 bolt with 355 gears 64 Chevelle Malibu Strip/street 496 powerglide 9 inch with 456 gears and 15/29-15 tires under construction Sep 8, 2020 · full dyno results-weiand vs dart vs wilson-ported dart! tunnel ram triple test! all tunnel rams are not created equal. Leaning towards the Dart Tunnel Ram, 4500 top. Capable of supporting over 800 hp, our 496 produced 705 hp and 624 lb-ft of torque. Jul 28, 2012 · if you are willing to work thru it you will have some sharp running tunnel ram carbs. Brodix Race Rite heads ported to flow 370 cfm, Pro Systems 1000 cfm 4150 carb on a Brodix HV2000 intake, Comp Cams . Vortec 062's 406 w/hyd. Sep 17, 2010 · 2. This blade/venturi combination we have developed offers us the best of both worlds. So after I stepped up about 7 jet sizes they really worked well. 270 int . Jul 22, 2011 · I recently had the opportunity to talk with a guy who had a 496 bbc engine with a tunnel ram intake, in a 1970 chevelle, he had recently swapped to dual throttle body fuel injection vs the previous dual 4 barrel carbs Jan 1, 2021 · In fact, my cousin just built a 496 that exceeded 650 HP on pump gas, even at 6,000 RPM and with a Performer RPM intake. this is for a 67 camaro, 4 speed (m20), 373 or 355 rear gear (havent decided yet) street car. When I bought the tunnel ram set up from Summit, it came with 2-450 CFM Holleys. but I think two tunnel ram specific 1050's will always out perform a single dominator on Nov 1, 2011 · I had my tunnel ram setup on my 406 and it run like an animal. This new and improved design has 7" long runners with close to 5. Cam is . Save Share Is that an Edelbrock tunnel ram intake? Ram II Nov 17, 2009 · In testing, the new Victor Tunnel Ram made 47 hp over the Victor Ram 2-R and out performed the competition by 10 hp; Available for carbureted (#7085) and fuel injected (#70855) applications; For more information please visit www. we go help him accomplish his goal. 10 sec. Jun 27, 2018 · Tunnel-rams are a lot easier to make linkage for and I bet he has those ones sitting collecting dust. Go with a SP2C and a 500vs to get all you can. Dec 21, 2010 · So i'm contemplating buying a Wieand tunnel ram with dual 600 VS holleys. 67 @ 127 1. Apr 22, 2022 · click here to see the other bbc power combos! video description: can a low-compression 540 make over 800 hp on pump gas (maybe even 87!). The intake is going to be welded and converted to 8 point efi, with twin 4bbl 1000cfm throttle body. Jan 3, 2014 · Do not run a tunnel ram at any cost!!!! You do not seem to understand the value in the carb set up. Mar 13, 2016 · Tunnel Ram. One of my best school buddies ran 5. 62 (with 4. 00 obo I'm open to all offers and Combining the years of experience with tunnel ram and dual carburetor applications, Quick Fuel has developed a matched carburetor pair based on the 450 Slayer series for your tunnel ram application. From my experience, . 75:1 with the piston . If you want spray it and it would love a 200 shot. Misc stuff kits, linkage and fuel lines maybe $350. Offenhauser 5715 BBC-Sq Port, Cross-Ram Intake, 4150 Nov 15, 2010 · thanks Bob. If I had choice on 496 for race engine I wouldn't waste time at 7300 rpm. 010 under crank because I'm not shooting for 1000hp! 4. i just think the new Weiands are Junk maybe im wrong? bulb so without saying well a Hogan sheet metal or this and that is better. May 29, 2008 · custom Chris Straub ground roller cam 265 intake 272 exhaust @ . afte Nov 8, 2016 · lets look at the basics in manifold design, there's been decades of test results. Fast shipping. With compression and parts Jan 20, 2005 · It depends upon what type of tunnel ram you get. Back in my youth I had a '65 Mustang fastback that had a Weiand tunnel ram and a pair of Holley 600's. Car is full weight (whatever that is for that year) with a 4. 26 at 117 MPH and the car weighed 3650 LBS with me in it. With a tunnel ram even lower rpm if he is stuck on elderly old man carbs, new 800 avs 2. Feb 14, 2011 · 1976 Taylor SJ Jet boat. Each Jul 22, 2011 · The first tunnel ram tested on the BBC was a Weiand Hi-Ram. 10) BEST MPH 121 BEST 60 FT 1. I have a victor 454R with a dominator 1050 sleeping on the shelf but i think i'll get rid of it to get a good tunnel ram with twin carbs but i can't find good information for a tunnel ram and carb size on this BBC size. It was a pretty standard type of 496 build, with good parts and pieces that were capable of making real power and staying alive. 4. Jul 7, 2012 · One example my camaro with a bbc 454 had a dual plane eddy rpm intake and a 750 carb, went to a tunnel ram weiand with two 600 vs holleys and made more torque and hp, then went to two 750 carbs and did even better, then finally a home built 6-71 blower. The only tunnel ram setup I ran was back in the late 70's (performance parts weren't real good back then) and I ran the new 450 carbs on my new Weiand SBC tunnel ram. Jan 13, 2012 · It had a Wieand Hi-Ram tunnel ram and 2-#1850 600 CFM Holleys on it. of the basic carb/intake designs available, generally the edelbrock air gap dual plane design with a properly size matched double pumper holley or correct throttle body injection will average the best combo of May 24, 2010 · im going tunnel ram on my BBC build and i want your opinions on T-rams. 89@102mph 1/8 mile 6-24 L-29 461 BBC 11. More of a nostalgia intake really. Jan 3, 2012 · 496 BBC Dyno results. what kinda mods did you do to get most hp out of them. Installed Program Billet main caps, decked the block etc. Aug 6, 2012 · I really want something interesting under the hood. 005 out of the hole and Dec 29, 2015 · Run with the Dart tunnel ram and Ultra Dominator carburetors, the 540 BBC produced peak numbers of 806 hp at 6,700 rpm and 694 lbs/ft at 5,500 rpm. Use one 1 of the 2 TH400's I got with the 454 for the project. Get your head numbers to a real cam designer and you'll be all set!!. Feb 4, 2011 · 1976 Taylor SJ Jet boat. 735 exhaust Find Pro-Filer Performance Products Hitman Big Block Chevy Tunnel Ram Intake Manifolds and get Free Shipping on Orders Over $109 at Summit Racing! Pro-Filer Performance Products Hitman big block Chevy tunnel ram intake manifolds supply race winning performance out of the box. 8 to comp. 10@118mph 9-30-22 10. I have 2 for a BBC and a strip dominator BBC intake and a tunnel-ram for a SBC along with an Air Gap and RPM and many stock and ported GM intakes. Edelbrock makes a "street" tunnel ram that has a rpm rating of 3000-7500. 050 112 seperation. 00, AFR CNC ported 305 heads, 15:1 compression. Jan 30, 2007 · The Holley intake was run with a 950 HP carb, while the Hi-Ram was run with a pair of tunnel-ram specific 750 cfm carbs. These engines are just run of the mill engines with work that could be performed by anyone with some basic engine knowledge. FULL RESULTS. 758 intake . Here is my current combo: 496 13:1 Compression Brodix 2 plus heads Rectangle port Brodix HVH manifold 4150 Pro Systems HP 1000 Mallory comp 250 fuel pump Solid roller 268/275@. Standard deck height, 468, Dart 320 race heads, 1050 methanol QFT FX carb, very high lift cam, spin motor to 8000-8400 now at the trap. Bet it works better though. 250-inch, the same size that performance rectangle-port heads use. Street rod no beating any street type tunnel ram over 3500 rpm. Design it like a race engine and tunnel ram will eat those single manifolds alive with single Dom. Dollar wise its gonna be around the same, the holly hp is like 700 bucks Sep 13, 2007 · ok i have heard of people bolting an oval port intake to rect. Aug 2, 2018 · If I want to change it come up with a plan that makes at least 100 hp more. 5, TH350 with 3500 converter. I don't have any set specs yet other than the cubic inch I'm working with (496), Eagle rotating assembly and chevy 454 cast iron block. Aug 2, 2022 · The 496 big block Chevy has two-bolt mains, an Ohio crankshaft, Molnar connecting rods, Wiseco pistons, Canfield cylinder heads, Ferrea stainless valves, a Tunnel Ram, and two carburetors sit on top. 030 over 454, AFR 325 heads, 11. $600 I think. All conventional stuff that could of been ordered through jegs etc. Apr 10, 2016 · I have always wanted to experiment with a tunnel ram so I have decided to start piecing all the stuff together to make it happen. 582 two 750s. i am being told that the Dart T-ram is one of the best. Jan 22, 2009 · What makes a good tunnel ram carb is the same thing that makes any carb good, i. Jan 4, 2013 · Definitely a Weiand tunnel ram, the flat spot on the lower gives it away. Dec 4, 2019 · I have ran tunnel rams and tuned for others on the street. Would have likely picked up 30-35 HP with a tunnel ram. Looking for what parts I'll need -Heads, compression, cam, intake, carb etc. Will fit Edelbrock Victor series race cylinder heads #77409, #77459 and #77609. I'll have a single quad SBC Weiand tunnel ram for a 350 I'll be using in my 1956 Chevy, I'll be putting the finishing touches on gasket matching/mild street port on a set of heads for it tonight or this weekend. 2 in. Sep 7, 2010 · I have 3 motor projects I building this winter and wanted to see what combo would yeild me 800hp on my 496 project. Ebay tunnel ram $150, 750 carbs one for $150 one for $125. So, it seems like my goal is VERY attainable. One a real good BB Chevy (1070 Hp, one dominator) to a sheet metat t ram with two 1150 carbs, It picked up no less than 175 HP. It has a very early Edelbrock tunnel ram on it that Mike hated the entire time but I was stubborn because I was going to run it in a vintage car. deck heights, each Hitman tunnel ram base is designed to take your power curve to Jul 12, 2022 · Pulling truck engines with conventional iron heads make over 1000 hp at 485 to 505 cubic inch. I just installed Percy adjust-a-jets, just need some jet remmonendations to start from. 050 . Looking for 65-70 mph, turning around 5-5500rpm. Run whatcha got I bet. Vacuum secondary on a tunnel ram does NOT work and if you think smaller carbs will work you are wrong and will be spinning the thing well below what you should to gain any difference. he also checked the entire rotating assembly for proper specs along with the lifters. cost under 1,000k dollars please. If you want the looks and really don't care about the performance loss just use 2 small carbs and have fun. Aug 22, 2020 · I have a BBC 489 with a rpm air gap and 780 quick fuel carb, dnyo out at 600 for torque and 593 for hp, but at 5300 rpm. Ran 2-Holly 600's with vac secondary's. looking for atleast mid 11 sec car. I was thinking about going Weiand 1981 TR with either 650 eddy's or 650 Apr 15, 2019 · Afr looks to have a 300 oval port head now that flows 390 cfm. Apr 20, 2007 · On this 496 combination one of our big throttle blade/smaller venturi HP body equipped 4150 double pumper carburetors is what we would build for your application. Car makes 730+Hp, drive 1000 miles on the highway, and was knocking down 20 MPH on the trip. 904. I can tune a single carb easy, is it THAT much more complex than a single carb to tune, plus im gonna tune it on a dyno by a experienced engine builder after I break it in. Very,Very nice SJ. Only 1 went on a wheel dyno and it was 53 HP more everywhere vs the RPM with a 750 carb. 060 over Dec 11, 2012 · Btw heres a tip learned through experience , if your 496 -540 displacement BBC combo includes an engine with at least 10:1 compression and a cam with at least 240 duration at . Apr 15, 2016 · . Engine specs: 454 . Compression turned out at 9. Lots of low speed signal to give us a good high rate of engine acceleration. #if using the stock 4777 carb body start with stock default jetting 67pri 76 sec approx-If going to the proform HP bodys start with the main jets supplied in the kit. With upgraded 7-inch-long runners and nearly 5. 39 at 3300 lbs with 540 on e15 pump piss. Secondary Metering Plate with removable jets for better tuning. “We ran it for a couple years with a single four-barrel carb on it,” he says. After I tuckered out the BBC in the Chevelle I got into small blocks. And pretty close to the one I have in the car from Comp Cams Intake Aug 16, 2019 · If nearly 646 hp from a pump gasfriendly big-block Chevy for around $9,000 isn't enough to get your attention, then nearly 660 lb-ft of tire-shedding torque using a vintage-appearing tunnel ram Nov 27, 2011 · If I can make right at 800 HP with my BB-2's on a 468", you can definitely do it with a better cam. 2 compression, hot solid roller cam. . I've just spent a few hours reading about tunnel rams and carb tuning using the search tool. So I've got maybe the price of one new carb in the whole setup. The Weiand tunnel ram was designed to accept a pair of 4150 Holley carburetors. Thats big time out of that size runner. lets say 1500-6000 . 42 gears, ~26” tires. 5 square-inches at the plenum, making it 25% larger than our current Victor Ram 2-R Tunnel Ram base! This is the ideal intake manifold for any modern high horsepower demanding application. Aug 1, 2020 · Well to make that determination Richard Holdener put together a hot “little” 496 Stroker Big Block Chevrolet to strap to the dyno at Westech Performance Group to find out. check out how a weiand tunnel ram comp Nov 7, 2013 · I have a 10. I would like to push the torque and hp above 6000 closer to 6500 and I was thinking about doing it with a tunnel ram. Nov 10, 2009 · Who makes the best tunnel ram for a bbc? I know that Weiand, Edelbrock, and Dart, are the three most popular. The test was run in warm conditions, high 80’s in Houston Texas so humidity was around 70%. Mar 26, 2022 · I have a 532 that Mike Lewis built for me. Chuck Nuytten tunnel ram carburetors also have matched linkages and special Nov 16, 2014 · Tunnel ram, dual old-school Holley 750 double pumpers, LIST-6109's. Weiand makes a "street" ram with a rpm range of 2800-7000. 65@125mph 406 with home ported Dart 215 heads. Mar 25, 2024 · Thanks Jeff. 714-. Nov 16, 2006 · This week I was able to tune my new 496 on an engine dyno. Jan 28, 2005 · If you had a intake thats powerband was . With the cool factor and design theories established, the only thing left to do was get them on the dyno. or 10. It was a 496. This was on 93 octane pump gas. Nov 27, 2011 · If I can make right at 800 HP with my BB-2's on a 468", you can definitely do it with a better cam. Nov 17, 2022 · behold, 1 cam to rule them all! can the same (big) solid roller bbc cam really work with low compression, nitrous oxide, tunnel rams (two different versions) Nov 30, 2023 · I will probably be changing my intake to a tunnel ram with dominators and direct port nitrous. Nov 16, 2008 · the car runs a 5. The biggest problem with the 450's was, they are jetted stupid lean. A great choice for inline set ups. Oct 2, 2024 · Re: BBC tunnel ram info Post by Walter R. Apr 23, 2021 · Westech Dyno Tested a 496-Inch solid-roller big-block Chevy that was built to run on pump gas on the street as well as the strip. Oct 20, 2011 · I'm looking to do a Procharger on my 496 BBC I run in a street/strip 1982 C-10 Chev pickup. BBC 496 Stroker Engine, Dart Block, Eagle Crankshaft, Scat I Beam Rods, SRP Forged Pistons, Brodix Aluminum Heads Jun 3, 2014 · Based on previous building experience, we decided to try a bigger cam and slightly bigger intake valves—going from 2. Its kind of a budget deal so I don't want to go crazy with it. Then, when swapped to a tunnel ram, the same engine produced 668. Bored to 4. TUNNEL RAM vs DUAL PLAN vs SINGLE PLANE-496! WHAT MAKES MORE POWER, SINGLE PLANE, DUAL PLANE OR TUNNEL RAM INTAKE ON A HOT 496 BBC? CHECK OUT full results. Around 10. Purchase the SL-450-VSTRF (front) along with the SL-450-VSTRR 2 600 CFM Holley Carbs set up for tunnel ram applications choke less, high flow needle and seats, high flow power valves, calibrated for tunnel ram use. 630" lift roller cam, that currently has an 850 DP on it. Almost unbeliveable. 7 compression 496 in my 2760 lb Chevy II. Jul 9, 2021 · the master finally gets the motivation to put his 1000 HP tunnel rammed big block chevy 496 in his 1971 AMC gremlin. Best run currently 9. 5 to 1. 714 260/270 108 lsa solid roller. The Weiand tunnel ram was run on the 540 BBC with a pair of 950 HP Holley carburetors. Also has an electric engine coververy cool feature. stay away from the Edelbrock b/c of short plenum volume. Date published: 2021-12-29 Dec 23, 2015 · Street driven truck. 56 60FT Pro-Filer Sniper Ram Big Block Chevy Tunnel Ram Intake Manifold 216-10 is 10. 31 Prosystems 1000 BEST ET 11. original gel coat, white with orange scallops, 496 CHEVY STROKER-full roller motor-tunnel ram 2- 650 Holleys, WORLD PRODUCTS-MERLIN HEADS, around 650 HP- too much too list -very low hours on the engine. e. And a powerful engine that runs clean and consistent. I personally would select a mechanical carburetor over a vacuum carb, and 1:1 linkage over progressive any day. just wondering if anyone has a combination that works well together. Oct 6, 2020 · Hi i'll soon be building a drag only N/A 496 aiming for 900hp. Jul 23, 2024 · does a tunnel ram make more torque than a dual plane? what intake works best on a big block? do afr heads make power? is bigger really better? check out this video where i covered 3 different bbc builds, a mild 454 designed for towing, a slightly wilder 496, then a more agressive 496 using the same low-compression short block. Supposedly rebuilt and stored years ago. This motor has 18 passes on it and you can come see it and hear it run here in Lake Havasu Asking $8750. Right about 10. I never had any luck with tunnel ram 450 cfm carbs, but 600 cfm (1850) carbs work real good for me by restricting the idle circuit. The same rpm range as most hipo single 4-barrel intakes. Apr 14, 2011 · Re: build sheet for 468 or 496 bbc that works Kelly, I have all the specs for one I did about a year ago. I was a little disappointed in the results as I expected about 25-30 more HP and torque. tunnel ram vs dual plan vs single plane-496! what makes more power, single plane, dual plane or tunnel ram intake on a hot 496 bbc? check out Apr 13, 2015 · The tunnel ram base was straight out of the box except for some internal clean up but it had the custom top. It ran 11. Tunnelram got the 600 edelbrocks on the small blocks #1405. I want a really Dec 13, 2008 · What intake for 496 BBC? Jump to Latest 3-V Performance, Tom. 018" piece of wire in the metering block (the lower holes that are siamesed together). I bet there's a part number on the bottom in the valley area. If I was only wanting 7300 rpm I sure wouldn't waste time with 350-360 cc runner either. Then a tunnel ram added another 50+. It smokes my tires with no problem right off idle. do big cams even work with low compression? which tunnel ram works best? can a ported bbc tunnel ram improve power? how much nitrous can i run on my built 496 bbc stroker? is 850-hp easy with nitrous? Aug 22, 2020 · I have a BBC 489 with a rpm air gap and 780 quick fuel carb, dnyo out at 600 for torque and 593 for hp, but at 5300 rpm. Just make sure you connect a balance vacuum line between the two secondary top housing for balancing the secondary opening. this is a 11. Mar 23, 2023 · Rated 5 out of 5 by West Coast Hot Rodder from Weiand BBC Oval Tunnel Ram Great product, why buy used when you can get a quality piece brand new at the same price. com HMMM, I may have to get one of these and test it against the Super Victor on my 496 build. These Intakes are good looking, perform well, and offer an extremely good value for a performance sheet metal style intake manifold. Dec 27, 2020 · Every engine I put a tall dual 4 tunnel-ram on picked up power everywhere. I remember that when you went from a single 4 to a tunnelram, it would pickup 70 HP every time. Our tunnel ram carburetors utilize custom circuitry for the best response and power. One thing for certain is that the Brodix heads topped all comers in terms of airflow with peak numbers of 409 cfm. 2 " Tall Deck * * (Distributor hole is machined for a std deck dist or mag to fit ) * Height 9-3/4" without top 10-1/2" with top Use option to add , lines, nozzles, and dist block for fuel injection The Hottest Conventional Port Tunnel Ram Available! Sep 2, 2003 · BBs are different than most engines. 18-inch to 2. 060 over 454 with roller cam at this point the 600 carbs are set up as follows Jun 5, 2008 · What is true, the higher you rev it up, the better is is over a single 4 barrel. , to accurately meter fuel into the air stream under as many driving conditions as possible. Dual Holley 750 dps (4779-9) with chokes removed (horns still intact), reduced IFRs and jetted accordingly. Mar 16, 2017 · In terms of pricing, varies. The result is a mill that makes a ton of torque all across the rpm Mar 4, 2016 · Most newer street tunnel rams these days have less than half that plenum volume. edelbrock. Mar 18, 2007 · just would like to hear some information about 1850 ( 600 ) holley carbs on a tunnel ram. 8 in. It made 680 hp @ 5800 rpm and 652 lbft @ 4900 Would have probably gone over 700hp if we wanted to twist it a little higher. The car will be street use only. Afraid if I do it myself, I'll leave a lot on the table after a LOT of time and still fair amount of money. 8 HP at 6,500 RPM. May 6, 2012 · i read a car craft article where they were doing an aftermarket five head comparission on a 496 bbc and used a stock set of peanut port iron heads for comparrission. Guys need to address your combos and results will be way better. He is looking at a cast crank setup with a forged I beam rod and a forged piston. Car is a ’70, auto, 3. Apr 26, 2016 · The notoriously conservative Mustang chassis dyno delivered the news. One example my camaro with a bbc 454 had a dual plane eddy rpm intake and a 750 carb, went to a tunnel ram weiand with two 600 vs holleys and made more torque and hp, then went to two 750 carbs and did even better, then finally a home built 6-71 blower. Induction is a Weiand tunnel ram with 2 650 Edelbrock AVS carbs. 600/4. Apr 14, 2011 · looking to build a bbc. Dec 29, 2018 · 468 Vortecpro 585 HP back to street cruiser M20 4 speed - 3. Feb 23, 2013 · Dropping in my 468 bbc in my Tahiti 18ft soon,?kb prememium forged small domes, comp 274xm, gear drive, large oval port "291" heads. 8 x 8 package deal with with only 1-1 1/2 hrs on this setup. 1 comp is what the shop is going for. Malik » Fri Oct 04, 2024 4:55 pm A friend of mine ran a Holley Tunnel-Ram intake for years on his 480 inch Big Block Chevy. Right now it has Dart tunnel ram,2-1050's modded by Pro Systems and has ZERO street manners. 050 lift, and oval port heads, youll almost always find a single plane intake has some advantages over a dual plane intake. Thoughts? BB Chevy 496 Stroker Crate Engine - 550+ Horsepower. i am building a low buck 496 build and have bought some 781 heads. Run a tunnel ram or old school injection for the visual appeal with the possibility of a home built turbo setup later. 64 4000 lbs street car 1969 El Camino Street Strip 467 Vortecpro Tunnel ram 730+ hp TH400 BEST ET 10. lifters are $600 new cam is $500 new rocker arms are $450 new ( will not separate) pushed my little pump gas 496 to 710 HP @ 6000 / Sep 22, 2014 · The shop doing my ZL-1 HAS a 496, pump gas (just UNDER 10-1) with hyd roller, OEM Chevy steel heads and OEM dual-plane intake. I have been running a tunnel ram in my Chevelle for over 30 years and love it every second I drive the Chevelle. Buy a blemish stroker kit from a reputable company to save a few bucks that has a . I ran an Offy on a 355 12:1 motor in High School back in 78'. It looked cool, but was all wrong for the way I used the car. cam and stock rocker arms Chuck Nuytten is very experienced in using multiple carburetors on tunnel ram applications. Data is corrected. 50 @ 128 1/8th mile now with a 496 cid and a 200 shot. Great to drive on the street. Feb 20, 2013 · An engine that makes peak horsepower at 6,200 rpm with a high-rise dual-plane will probably make peak power at 6,2006,400 with a tunnel-ram; if the peak-power rpm jumps more than that, then the Aug 2, 2018 · The engine is a 445 casting block Carl sonic tested it, trued the cam tunnel and lifter bores , opened the lifter bores to . jkuxr woeb bkjgkn esgf ipjz rigjv nekzfi isqkghz qbukh ytlg