Vintage mx expansion chambers. QUALITY HAND BUILT STAINLESS STEEL EXPANSION CHAMBERS. Next time you ride, warm up your bike good, then go ride hard. To purchase Lomas pipes for Europe, please visit JL-exhausts. Just finished and delivered to Dan for the 2010 season! 1973 CZ250 with multiple upgrades done. So, to sum up, when the negative wave reaches the exhaust port at the correct We custom build expansion chambers and frames for many off road models from the 60's to the 80's Sep 25, 2020 · Replied by turbodan on topic MX360 pipe on a DT360. I wrapped whole Xpan/chamber 1/4-3/8 thick,wrapped that with header type wrap,and finished off with the chrome-looking duct tape. Joined. Buyer Pays Shipping , No Returns , Thanks ronn450<br> April 27, 2021By ndrake55. Bill West of Vintage Works did the restoration on this machine and it now resides in the Early Years of Motocross Museum. I reached out to the seller and offered $100 and said I would come pick it up to save them the hassles of shipping, but they declined. was created by Oilcan. Contact us. Our class is 126 to 200cc so no high revving 125s are allowed, but the 200 have more torque, but what the hay it's just for fun, and great to have a venue to run my old machines! Jul 16, 2009 · Can be used on most vintage motocross bikes , watercraft , snowmobile , go kart cart , shifter kart , anything that uses a standard pipe size (EXAMPLE listed below) Might not fit every pipe known to man. 1972-73 Twin Shock Bikes. Yamaha YZ125 05-ON TQ Factory Finish MX Expansion Chamber Exhaust Pipe. Custom Order 83 500CR. After completing Bachelors and Masters degrees in Mechanical Engineering and accepting a position in Arizona, I decided to acquire a vintage road bike - potentially a BMW R69S. ***Note: We cannot ship Lomas exhausts to Europe. 5cm (2. The production of KTM motorcycles began in 1953 with the R100. The major elements of pipe design are: May 24, 2024 · As mentioned above, powerband width and power delivery are a function of port timing/area choices and expansion chamber design. Gary "Jose" Hartman. Clear. The goal was to achieve equal or greater power while moving the red-line from ~13,000 RPM to a max of 11,000 RPM. HI all, Clearly im new here but ive been lurking for some time now. Includes 4 business days handling time after receipt of cleared payment. 00. This is Pro Circuit’s heavy-duty, off-road-targeted expansion chamber that is beefier and more durable than its straight moto pipes. I prepared it myself with KDX 200 rear guard & headlight, made my own bark busters & longer muffler & even checked out the gearbox specs. Custom Torque and Midrange Down Pipe 87 430 WR. But should fit most 2-stroke expansion pipes. Achieving a specific tuning goal with pipe design. Anyone know where I might get an Expansion Chamber for RT2 I’m doing up ? Back in early 70’s I fitted a Bassani to my RT3 and looking around for something similar. Add to Wish List. Bombardier began producing Can-Am bikes in the 1970s, using Rotax engines, which was Home - Higgspeed. $ 915. All mufflers can be rebuilt. FOR THE SOUND OF THE 70'S! HERE AT HIGGSPEED, WE ARE MAD ABOUT 2 STROKES! WE MAKE PIPES FOR THEM, WE RIDE THEM AND WE REBUILD THEM. A classic Dirt Bike shootout where we compared motocross bikes of different eras to see where and when the greatest Tank. 00 Most Models. If I thought you were serious, I could give you the port timing in three different ways . Germany was running short of petrol, which was at that stage produced using coal and sewage transformation. Thanks. which would be your preference? From: £ 550. 95 – $ 1,272. Reviews. 81 (ex Tax) Compare. Year Make Model Submodel. Broadford 3658 Victoria, Australia Ph 03 5784 1446. YAMAHA RD350 YPVS performance Expansion Chambers. The Passion of Restoration! From the Shop of Chuck Davis #40. 1977 1978 Yamaha DT250 DT400 Exhaust Pipe Expansion Chamber Muffler OEM. Full Circle Racing backing plate, FCR chainguide/brakestay, FCR emulator damping rods and FCR air filter riser. It is wide open front to back. YMMV. It has a similiar ring at the end with a set scew to keep the baffle from sliding in to far. Contact seller. From: £ 550. Custom Expansion Chambers for SUZUKI - GT250 AND T250 - 1970-1978. Quite by accident I discovered that a coworker, Boyd, (later to become a May 27, 2009 · Without the backpressure you got nothing. Only problem with this setup is the price, availability and condition of these pipes. RT2 Expansion Chamber. We have application specific cone pipes that are tailor made for specific two stroke applications, such as snowbike, woods, MX and enduro. Vintage Motorcycle Car Racing Decals Stickers Motocross MX Desert Bike⭐ LOT Dec 31, 2008 · You cannot post new topics in this forum You cannot reply to topics in this forum DEP Pipes exhaust pipe expansion chamber Nickel Ho. The Ascot Scrambler was Replied by Schu on topic AT1 expansion chamber. Often, it takes the perspective that the passage of time can offer. Located in: Carson City, Nevada, United States. . Retrodyne is dedicated to vintage two stroke performance. Same day shipping on most models. E-mail geoff@geoffmorrisconcepts. 11/20/2010 6:18pm. by Rob Voska » Thu Jul 19, 2007 1:34 pm. The Magic of Pipe Tuning. Very nice quality and they sound amazing. Apr 9, 2017 · 1976-77 Suzuki RM370 RM 370 Exhaust Expansion Chambers 2744. The company consisted of only twenty employees and the bikes were built from mostly-in-house parts, so only three were produced each day. Obviously you'll be repainting the part after this. Jemco expansion chamber pipe for '73 Yamaha DT250, RT360. Add to cart. Price: $306. $749. Price $380. 99Standard Shipping. They ran long stingers into the belly of the and even ran them out the side of the belly. Sales would never be the same for the Czech factory and by 1976, CZ’s were seldom seen on American motocross tracks. 15 Feb 2022 06:33 #15. Ten pounds lighter than stock. im open for input on how the pipes should be tuned ect. Material: Stamped AKDQ carbon steel Weight: 5. The pipes on the bike kept wanting to pull way past 11000 RPM, and the owner wanted to keep the power below that Dec 14, 2009 · Only $10 for all 2024 SX, MX, and SMX series (regularly $30). In the 1000 rpm range where it doesn Jul 16, 2020 · Replied by Pillsbury on topic Custom Expansion Chamber for a DT-1. Fresh motor assembled with electronic ignition, wet clutch, Mikuni carb and Uni filter. NY US. Each and every HYGGE two stroke pipe is created with the vision of providing you with the horsepower that you desire. Yamaha DT1 MX / 1971 This is a second year example of Yamaha’s entrant into the 250cc motocross class. Posts. 1973 Yamaha YZ250 1979 Honda CR250 1981 Suzuki RM250 1989 Yamaha YZ250 1996 Suzuki RM250 1997 Honda CR250R classic dirt bike shootout vintage motocross. - opens in new window or tab. The typical stamped two-stroke expansion chamber is made from 1968 CL250 | CL350 K0 NOS Honda Right Muffler Exhaust Chrome. It is a 1" steel tube, drilled, then fit into about a 3" dia. CLICK HERE FOR MAYKO PIPES. Unknown Vintage Motorbike Expansion Chamber Believed Be Late 1990s Yamaha Yz125. 95. Sort By: We custom build expansion chambers and frames for many off road models from the 60's to the 80's Vintage Honda CR250 CR 250 Expansion Chamber Exhaust Pipe VHTF Nice Shape Clean! Sep 29, 2017 · Carbon in two-stroke engines accumulates in several places: the combustion chamber, piston crown and head, exhaust port, in the muffler, or expansion chamber. 8% positive. Had factory high front fender and GYT type expansion chamber and trials universal 18" tires front and rear. While CZ MX racing bikes were not the most popular brand during the 70's heyday of USA motocross, they were certainly a prominent make in the years just before the mid-70 HYGGE Performance two stroke cone pipes are 100% handcrafted from manifold to outlet. com. 95 Contact: www. Vintage Greeves Scramblers. Just like the first baffle you have pictured minus the rings. please correct me if I'm wrong ! BTW . 99 (inc Tax) $727. This comprehensive guide delves into Apr 27, 2021 · The 1973 C4 500 Moto-Cross was essentially an iteration of the bikes from earlier years containing some incremental upgrades. Great Billet type parts, foot pegs, drum stay rods, bearing/bushing kits, hop up kits including reed cages etc Nice T-shirt to if you place a large enough order! Call Chuck directly to order 404 406 3256. Seller's other items. Remember most all info you find is bike related and the WOT / driveability is much different. Powdercoating an expansion chamber. Jun 6, 2008 · That said, the silencer on my vintage expansion chamber (modesset engineering), has an outer diameter that matches the inner diameter of the stinger. Preface - Vintage Motocross racing has seen an increase in popularity that no one could have foreseen nor predicted. US $69. AMS Racing has in stock over 75 different VMX and GP pipes! We also have an additional 100 pipes in overstock to choose from. Aug 15, 2023 · Unfortunately these expansion chambers are very susceptible to damage and back in the day when the bikes were reasonably new a lot of very poor quality repairs were carried out on these older bikes and today as people are going about the process of restoring some of the survivor bikes some of the pipes are finding their way onto my work bench. Find YAMAHA Expansion Chambers and get Free Shipping on Orders Over $109 at Summit Racing! $20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: REWARDS Vehicle/Engine Search Vehicle/Engine Search Make/Model Search Suzuki Rm125 Exhaust Pipe Chamber Header OEM Ahrma Ama Vintage Mx Motocross . It was TOTALLY UNREAL how quiet it was. R5, RD, RZ Expansion chambers. or Best Offer. CZ motocross bikes were famous for their handling, offering razor sharp responsiveness and that was said Apr 19, 2023 · 1972-73 Yamaha AT2 MX GYT 125cc Exhaust Pipe Expansion Chamber Very Rare Pipe - Used . Affixing the KX100 motor to your KE igntion won't happen. procircuit. Far as I remember they were only made 1 or 2 years, then replaced by LT-2 100 in 1972. Call us with your needs. From custom pipes, to modifiying existing parts. Apr 17, 2016 · Vintage Can-Am Motorcycles. RRP $499. We custom build expansion chambers and frames for many off road models from the 60's to the 80's Dec 16, 2019 · The Kawasaki F9 is a 350 cc rotary-valve motocross bike from 1973 which Rhodig says was a “lackadaisical enduro” out of the box. Expansion chambers & exhaust systems for the motorcycle off road world from the 60's, 70's & 80's Find many great new & used options and get the best deals for 1979 Yamaha Yz250 Exhaust Head Pipe OEM Expansion Chamber 79 YZ 250 at the best online prices at eBay! Free shipping for many products! We custom build expansion chambers and frames for many off road models from the 60's to the 80's We custom build expansion chambers and frames for many off road models from the 60's to the 80's. Toying with We custom build expansion chambers and frames for many off road models from the 60's to the 80's Expansion chambers were invented and successfully manufactured by Limbach, a German engineer, in 1938, to economize fuel in two stroke engines. This is a WheelSmith Torque Replica with Servicable Silencer Core. (2590) 99. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Feb 7, 2022 · A Rickman Micro-Metisse Hodaka frame kit retailed for $1195 (sans engine and wheels). These bikes are 1970 and 71 Yamaha DT1 and RT1 MX's, DT 250cc and RT 360 cc first years of Yamaha's Motocross models. Putting a divergent cone on the end of a straight pipe lengthens the returning wave, broadening the power band and creating a rudimentary expansion chamber. Feb 26, 2013 · As with a two-stroke’s expansion chamber, a four-stroke exhaust system is tuned to produce the optimum powerband. 1976 - 1977 Suzuki RM370 - New kickstand, bolt, spring & Nut - vintage motocross. Buyer Pays Shipping , No Returns , Thanks ronn450<br> Apr 19, 2023 · 1972-73 Yamaha AT2 MX GYT 125cc Exhaust Pipe Expansion Chamber Very Rare Pipe - Used . Though Nov 20, 2010 · Location. Sometimes if the dents are really bad you have to drill holes in the dented area and Replied by Schu on topic AT1 expansion chamber. That was double the price of a Hodaka Super Rat, and you still had to purchase the Webco components. Expansion Chamber Banana Pipe Muffler for 2-Stroke 66cc/80cc/100cc Engine Yamaha MX360 Exhaust Pipe Expansion Chamber Aluminum Muffler Silencer Vintage MX. 1973 was the first year of the coffin tank. Custom Expansion Chambers for YAMAHA - RD250 & RD350 - 1972-1975. Phone Hours: 9:30 am to 6:00 pm Mon-Fri. Can-Am is a Canadian motorcycle brand from the 1970s and 1980s. 00 Out of stock: 77 - 78 DT 400 Vintage Part. Schu. Sunday the 2nd. Free pick-up from 5/152 Siganto Dve, Helensvale Please allow 1-2 business days and wait for us to call you to advise your order is ready for collection. 00 Out of stock: 79 250 silencer Jun 4, 2023 · Entry-level dirt bikers were attracted to its low price and large dealership network. 13 hp increase through the mid-range and top end. a HUGE typo ?? . 80 DT 400 chamber $616. Get the best deals for 50cc Expansion Chamber at eBay. I tried mine out recently just to see if it was at all suitable for a modified engine and expansion pipe. RZ350 Silencer is aluminum; all others are steel. May 17, 2012 · My expansion chambers finally came today from Higgspeed in England. Aug 4, 2001 · A few years ago,I was given the leftover insulation from a rebuild on an industrial oven. can about 8-10" long. I've repaired some badly smashed 2-stroke pipes on snowmobiles using heat. 2%. Everything you always want to know about pipes* *But were afraid to ask. Vintage Yamaha Enduro Technical Forums. The differences in enduro's are 21 inch front wheels, knobby tires, high front fenders, front number plate, expansion chambers w/o any mufflers, different air boxes CZ Technical Overview by Harry Klemm www. or just being a smart alec ? I suspect the latter . 68 shipping. Nice Survivor Pipe . The KE is 6 volt whereas the KX is 12 volt. New (Other) $350. Fresco Vintage Factory Expansion Chamber for 2003-2005 Kawasaki KX125. This page will be dedicated to the information about vintage Bassani expansion chamber exhaust system. Yes (5) USED EXPANSION CHAMBER EXHAUST PIPE FITS 2004 HONDA CR125R ONLY 18300-KSR-J01 1972-73 Yamaha AT2 MX GYT 125cc Exhaust Pipe Expansion We custom build expansion chambers and frames for many off road models from the 60's to the 80's Apr 25, 2024 · The retail price in 1963 was $745. It will be back on the auction block soon, if not already. Finish adding vehicle. GMC Geoff Morris Concepts 175 Davis Rd. AMS Racing Your Vintage MX Headquarters. 95 $449. Add to Cart. Geoff; GMC News; Products; Online Shop. Dec 31, 2008 · a kid on my street had a brand new 1970 HT1-MX back in the day and it was not imported from Canada. 99 (inc Tax) $681. com PRO CIRCUIT PLATINUM 2 HEAVY DUDY OFF-ROAD 2 STROKE PIPE. STYLE. Check the dimensions below: Close to or smaller than 7. Tell us what you think. tiredironfarm (556) 99. Yamaha YZ125 05-ON TQ Nickel Finish MX Expansion Chamber Exhaust Pipe. Never dreamed most of noise was coming We custom build expansion chambers and frames for many off road models from the 60's to the 80's. 1 lb. Its a little tight going behind the shock but I like that route much better. Free pick-up from store - FREE. $245. Products - GMC Geoff Morris Concepts - Expansion chambers, mufflers, silencers, VMX, Vintage MotoCross, Vinduro Frames, welding repairs. 95-$317. Specializing in expansion chambers, engine building, machining and fabrication. While Bombardier began and ended producing machines for the dreary Canadian winters, they made quite a name for themselves in the motocross and enduro world, as well. Now Available for Vintage Husky Maico Performance Pipes. Replied by turbodan on topic Custom DT 400 b Expansion chamber (group buy). Aug 5, 2023 · Yamaha MX360 Exhaust Pipe Expansion Chamber Aluminum Muffler Silencer Vintage MX. It ran terribly and sounded worse than the modern silencer. Bassani exhaust system information for identification. com*** JL (Jim Lomas) Expansion Chambers - Yamaha R5/RD350/76-77 RD400. Rather than build a factory-stock restoration, Rhodig took the Jun 13, 2007 · Re: Vintage Expansion Chambers. Simply put, JL chambers are the best pipes available for your air cooled RD Aug 24, 2022 · Forums. 1974 TM 400 OEM Look Engineered Pipe. In 1971, Yamaha had a full line of motocross bikes, including the motocross 125cc AT1 MX, 250cc DT1 MX and "Your Vintage MX Headquarters" Phone: 480-610-4574 Fax: 480-615-6773. 1-year protection plan from Allstate - $14. 7/12/2013. +$30. Jawa is a motorcycle manufacturer founded in Prague, Czechoslovakia, in 1929 by Sep 7, 2016 · Custom DT 400 b Expansion chamber (group buy). We fitted some aftermarket hand made TSA expansion chambers to my RD350. 00 ex VAT. 7") actual outer diameter at head pipe Jan 30, 2024 · The most distinctive feature of the 1965 Jawa was its unique hanger frame and one-into-two expansion chambers. 335. An unexpected bonus was that the two stroke engines using tuned exhausts produced far more Express/Courier Shipping. Pull the plug out- should be a rich chocolate color. 26 (ex Tax) Compare. It is a residue from the lead (if you run leaded fuel) and other chemicals that are in gasoline and what’s left of your two-stroke oil. 1973 CZ 250. You may notice that one of my air filter covers is blue and one is chrome. You have to cut the stinger short on the expansion chamber and locate the slip joint right behind the shock. Other notable riders who made Vintage Motorcycle Motocross Exhaust Pipe Expansion Chamber Unknown Model / Year. Optimizing the performance of an expansion chamber can lead to improved efficiency, reduced noise, and increased power output. Engineering Formula for Expansion Chamber Design. All Exhaust systems are built to order, please allow 2-4 months for delivery. $799. Configuration options. The Austrian company KTM started it’s humble beginnings not as an off-road powerhouse but as a metalworking shop in 1934 by Hans Trunkenpolz. The stock muffler is a major restriction. The 1965-and-later models had a fiberglass racing seat, which is the only way to tell the difference between them and the earlier models. Try to find a can filter, they are straight thru so they give no back pressure and are really quite. Posted: Sun Apr 16, 2017 12:07 am Post subject: Custom Hydroforming Expansion Chambers Is there anyone manufacturing 2 stoke pipes by hydroforming? I would like to get a customer chamber built as close as possible to the factory original. Shipping: US $24. If you raced motocross, CZ was the bike to have! It remained that way until mid 1973 when the Honda Elsinore 250 arrived. Aug 16, 2006 · An expansion chamber doesn't have to look like one of the glorious examples pictured above, to be, nonetheless, an Expansion chamber. Description. My journey to becoming a Greeves "collector" began quite innocently. Chassis is powdercoated black, Akront We custom build expansion chambers and frames for many off road models from the 60's to the 80's. They are pretty easy to make if you have access to a welder. klemmvintage. The rear mount has been repaired and the stinger could be a little longer as I believe the was a Silencer attached at one time . If we don’t have it, we can get it! Honda, Suzuki, Maico, CZ, Husky, Yamaha, Kawasaki, Bultaco, Montesa, Ossa; anything else. Delivery: Estimated between Thu, May 23 and Wed, May 29 to 98837. It weighed in at 234 lbs, just 7 lbs more than the CZ 350 MX, and it produced 47 hp – a solid figure for the day. com * Your Name Jun 12, 2014 · A XJ400 expansion chamber ??? It's hard to tell if you're being serious . Work your way from the edge to the center of the dent. This page will update with specifications, information, and pictures about Bassani exhaust systems. Yes, Enduronut said the same thing about the AT1 and CT1 being the same. On MX bikes shorties are used for low end power and overall snap whereas a long silencer tends to smooth the snap some and emphasize top end power. We custom build expansion chambers and frames for many off road models from the 60's to the 80's Apr 23, 1996 · Adding Divergent Tubes, which used to be called "Megaphones," to Two-Stroke Pipes Helped Make Useful Power. This is a good economical exhaust. Yamaha MX250 MX360 Exhaust Pipe Expansion Chamber Muffler Silencer Vintage MX⭐⭐ Free shipping. Courtesy of Scott Ilkes and the Pat Willey collection. Condition: 1973 CZ250. Add To Cart. lewmoto (485) 100%. I rode a lot of Enduro's during the 80's & in 87 my weapon of choice was a road registered KX 125. Yamaha YZ250 99-ON Factory Finish MX Expansion Chamber Exhaust Pipe. Felt like it weighted 4X more than stock pipe. Opens Apr 4, 2015 · Compared to last year’s KTM 450SXF it produces more horsepower from 5000 rpm to 6500 rpm and then again from 7500 rpm all the way to sign-off at 11,400 rpm. ( VINT125KX0305EX ) Your First Name: Your Email Address: Home; Brands; Pro-Form Racing; Sort by: Expansion Chamber Yamaha YZ400 YZ 400 MX IT Possible 1975 76 Exhaust Pipe Vintag. Returns: Mar 28, 2015 · Scalvini’s YZ250 pipe has 17 different welded pieces (although Scalvini does fudge a little by using a stamping for the head pipe). Gordon Jennings, Roy Bacon, John Robinson and A Graham Bell. A 'box', is still an Expansion / Helmholtz chamber. 78 - 81 250 chamber $616. Jul 26, 2008 · specializing in '74 Mag type parts as well as a slew of other crossover parts between the 70 to 80 year bikes. Heat Shield is in Nice Condition as Seen in the Pictures . Unparalleled Quality and Performance. Check the color of the spark plug. If its a lighter grayish color you're running lean. JL (Jim Lomas) Expansion Chambers – Yamaha R5/RD350/RD400. Have a plug wrench near, in the midst of cranking on it good pull in the clutch and hit the kill switch. Ive been chatting with a very reputable Pipe builder in WI about making a Custom expantion chamber that would mate up to the stock muffler on my 75 dt400b. Expansion chamber design is a critical aspect of various engineering applications, particularly in the automotive and aerospace industries. shanks2. DG Performance Exhaust. Specifications. See details. they just need a cylinder porting layout that shares the same goals. Jul 18, 2023 · GOOD FOR OLD BIKES ,TAKE A LOOK ,JAKE. Jul 1, 2023 · July 1, 2023 by TechieScience Core SME. The pressure will push the dent out when the metal becomes soft enough to move. Apr 6, 2011 · In the hands of Belgian motocross sensation Joel Robert, the twin port CZ won the 250cc MX World Championship in 1964, and again in 1965 with Russian Victor Arbokov. In this video I take her for her f Nov 18, 2015 · November 18, 2015 AHRMA, Dyno, Expansion Chambers, TD3 TD, Yamaha. 99. New arrivals; Best VINTAGE EXPANSION CHAMBERS. DocMarten. $1,800. Thankfully, most of the expansion chambers available for current day CZs are capable of delivering a broad and linear powerband . Even the flattened bulge DT pipes you describe were still a form of expansion chamber, just as 2t Trials bikes pipes are. Home. Oct 22, 2011 · Bassani, Hooker headers and others made expansion chambers for the TS 185! I run 2 Suzuki TS 185s in our vintage races one for MX and the other for woods races. gq rz tz an vk zq pe me to ow