Ironhead sportster big bore kit Kits include pistons, piston rings, cylinders, head & base gaskets, 482 series camshafts and premium tappets to make the most out of the added displacement. 1275 Kit Features and Benefits; 90″ Sportster Monster Big Bore Kit – Black Highlight. Machine work required to cylinders and case clearance required. 640 cam/springs; free dyno tuning; this combo yields 133 + hp and 135 ft/lbs. its a ton of work/expense. Jul 6, 2016 · my 2nd ironhead wanted just that: she wasn't happy in a stock frame with a battery at stock displacementfirst the frame changed then the battery left (magneto replaced it) now she wanted more: I thought 5" stroke might be the answer until I learned more about big boreya way more work but. Gloss Black Power Package Big Bore Kit For Chain Drive w/o Highlighted Fins and Pushrod Tube - 310-1057B S&S Cycle $3,265. So whether you're looking for an Hardtail frame for you Ironhead, a new set of drag pipes or fresh controls, we have the parts to help you turn your Ironhead Sportster into the exact look you want. PERIOD. 107” bolt-On Big Bore Kit: Our 107”Bolt-On Big Bore Kit uses the same all aluminum plated 3. The XL Forum administrators don't have access to the cookies stored on your mobile device or computer. . 5 “best we ever seen” S&S 1250 Big Bore Kit For Harley Sportster . So I went for S&S GAL. 117” s & s kit; bore cases for big bore cylinders; hillside cycle stage ii heads and intake; ignition system; s & s g/bored/thunder jets/spacer or davinci kit; s & s . 00" valves. Must be done by a Certified Technician. Forged pistons have larger than stock valve pockets and accept up to 2. Use the Ride Selector at the top of the page to find all of the parts that fit your specific Harley. 95 124 in. 95: CLICK HERE TO SHOP MILWAUKEE 8 BIG BORE KITS Andrews PB+ Series Exhaust Only Camshafts For Harley Sportster 1971-1980 $ 308. Sputhe has manufactured aluminum cylinders with cast-in sleeves for Harley-Davidsons since 1977, far longer than Harley-Davidson themselves. Order pistons separately. 10-1508 1972-76 Apr 16, 2007 · Largest std displacement for iron Sportster is 1000 cc. However, Revolution offers a flat top piston for the 98” kit which lowers the compression to 9. i have both stock and big bore strokers. This kit combines our exclusive ductile iron big fin cylinders with forged pistons featuring thermal barrier and clearance control coatings, for the power and durability you demand. Ironhead Sportster Motorcycle Talk (1957-1985) The XL Forum cookies are only used to keep you logged in. Harley-Davidson Sportster Big Bore Kits There's no replacement for displacement. 95 Part #: 1404185 Mfg Part #: 310-1057B S&S 1250 Big Bore Kit For Harley Sportster Features: S&S Cycle largest big bore kit for Sportster models that bolt to stock crankcases; Can typically increase horsepower to over 90hp with proper exhaust, camshafts, CNC ported heads, while using the stock fueling system These are easy to install bolt-on big bore kits that do not require any extra machining and no rebalancing of the crankshaft. Dec 3, 2007 · If you run the biggest bore and stock stroke you can with good heads, cams and compression, you will build lots of power. No machining or rebalancing is required. 375 Stealth Air Cleaner Kits Updated Tuned Induction Air Cleaner Kit Super E/G Carburetor Stealth Kits Performance Kits 100/110, 124/128, 129/132 Power Package 136" & 131" Cylinder & Piston Kits 129" & 132" Cylinder & Piston Kits Lower End Flywheels for M8 Models Engines T143 Engines for 1999-'17 Big Twins MK136 Engine for 2017-2023 M8 Touring Exhaust Jan 7, 2014 · theres a reason nobody really does big bores. 74 STROKER KIT FOR IRONHEAD XL - CALL FOR PRICES. NOTE: Numerous companies offer the S&S kit, they're all the same kit. These kits include everything you need to increase the displacement on your bike. Our big bore cylinder assemblies for Evo Big Twins have been thoroughly tested and are manufactured from the best materials available to the most exacting standards in the CLICK HERE TO SHOP TWIN CAM BIG BORE KITS: Sportster: 1250cc: Black Highlight, Black, Natural: $1,343. As Ironhead topic is all new to me, I first decided to start getting parts that will fit different years/models, but soon found out that the only multifit part is a carb. S&S 74” 1972-85 XL Stroker Kit includes 4 5/8” flywheels and rod assembly, Assembled and balanced. 95: Milwaukee 8: 128" Black, Black Highlight, Black Granite: $1,455. With the standard Ironhead cylinder bore of 3-3/16", the S&S kit increases engine displacement from 1000cc to 1200cc. Regular $673. testimonial available 140. SPUTHE BIG-BORE CYLINDER KITS. 09 or the hard stuff — cams and big bore kits — ACM has the parts ANNOUNCING 90 CUBIC INCH KITS FOR SPORTSTERS AND BUELLS! For the Ultimate in Torque and Power From Your Sportster. This kit converts 1200cc HD Sportster models to 1250cc displacement. You can buy cylinders with bigger bores but this entails loads of work on the cases. We have big bore kits from top brands like S&S Cycle and Revolution Performance. Feb 12, 2017 · So: I WILL BUILD A BIG BORE STROKER IRONHEAD WITHIN 10 YEARS FROM NOW. That includes the jugs, pistons, wrings, gaskets, and more. Year. 1 in stock (can be backordered) ADD TO CART; At Dennis Kirk, you will be able to find the Big Bore kit you need to accomplish your Stage 3 upgrade. 95 $ 336. For bigger bores, meat will have to be added/welded to the mouths of the crankcase, followed by their expensive/accurate remachining. Transforming or simply updating your Harley Ironhead Sportster? We've got the parts to help you do it and they all ship fast and free. Apr 16, 2007 · Largest std displacement for iron Sportster is 1000 cc. That's why we love these Sportster Big Bore Kits from great brands like S&S Cycle and V-Twin Manufacturing. S&S Super E Carb Carburetor Kit 1979-1985 Harley Sportster Ironhead XL 11-0406. VT No. IRONHEAD SPORTSTER STROKER KITS. I started looking at the cylinders and heads and they are a much bigger piston and bore than what is on my stock 63 xlch. 10-1508 1972-76 HAMMER PERFORMANCE RAISES THE BAR AGAIN! We're pleased to announce the world's first and only BOLT-ON 1275 KITS for the XL platform! These kits stand alone as the biggest XL engine kit available that can be installed in an afternoon without case boring and without removing your engine from the frame. 75:1 for those who may be concerned with higher compression. 95. BIG BORE KITS For Sportster & Buell: Quick Links: INTRODUCING BOLT_ON 1275 KITS FOR 1986-present 883cc and 1200cc SPORTSTERS AND BUELLS. The cases have been machined to accept the bigger jugs. So, a 61 cubic-inch motor becomes a 74 cubic-inch motor. Jul 29, 2008 · Big bore kit for early Ironheads? I just got a basket case 58 sporty motor with most everything there. Stroking it also will give you all the TQ you want but at the sacrifice of piston speed and crank case pressure. From: Revolution Performance $ 1,479. ANNOUNCING 90 CUBIC INCH KITS FOR SPORTSTERS AND BUELLS! For the Ultimate in Torque and Power From Your Sportster. 95: CLICK HERE TO SHOP SPORTSTER BIG BORE KITS: Milwaukee 8: 124" Black, Black Highlight: $1,455. strokers arent cheap either, but relativly easy and vey effective. Whether you're looking for bolt-on performance pieces like air cleaners, slip-on mufflers, full exhaust systems and fuel controllers, or the hard stuff — cams and big bore kits — ACM has the parts and expert advice you need. 938” bore as the 98” kit, but with a different forged piston matched to fit the 4. 1 and 140. HAMMER PERFORMANCE RAISES THE BAR AGAIN! We're pleased to announce the world's first and only BOLT-ON 1275 KITS for the XL platform! These kits stand alone as the biggest XL engine kit available that can be installed in an afternoon without case boring and without removing your engine from the frame. honestly the big bore was 10x the time, workk and money, for very little difference in power over a stock bore stroker. whih izgeu fxyzt jtpf plzu kft wjjfbs xzeu haamhhn nwbv eae zaynu blnqx njaxa wfpe