The cylinders had a bore of 88.8 mm and a stroke of 108 mm, with an 8.5:1 engine compression ratio. (Fits 1984-1999 80" EVO style motorcycles with 4.625" stroke crankshaft) $1,089.95 . 98-554 4-1/4” Stroke 4" bore replacement crankshaft with 1/4" longer pinion shaft. 225.92. mu-62482: piston,kb big bore +.020"os tc88 99/l* 95"cid,4.0"stroke & 3.875" bore 9.3:1 comp kb348: 252.70. What is the bore and stroke of the Harley-Davidson 1340 Evo motor? Turn your 1340cc Harley Davidson Evo into a big bore 85ci machine. Estate Sale, First Time Ever Offered, 4600, yes 4600 original one owner km. Bore x Stroke Displ. Don't know about the 80" Evo motor but beginning in 1999, the Twin-Cam was produced as an 88" with options to increase displacement to 95" by increasing bore or 103" by increasing bore and stroke. It has a set of GMS’s own proprietary lifters, which are modified from Hylift Johnson. S&S Manifold Conversion Kit For Harley-Davidson 80 Evo Big … Crank has 7.44” rods and.792” pins. The 117 cubic inch kit can be put in a 1999-2006 motor if the crankshaft is changed, call for details. XL883 to 1200cc Bolt-on big bore kit. This is the motorcycle model that became the Road King. The Harley-Davidson Evolution V-twin was introduced in 1983. The … Motor Web. Where is charging system for harley Davidson 1340 cc evo motor? UH & ULH engines with 3-7/16” bore are … The same cylinder size can be used on the 2007-2015 Twin Cams (different kit due to piston skirt length to avoid contact from longer stroke). Check out the videos. In 1986, the Evolution became the standard engine on the 1200 Sportster, replacing the Ironhead. 0:15. 98-553 4.5 Stroke 4” bore replacement crankshaft . The bikes weighed between 700 and 775 pounds and had a power to weight ratio of about .14 to .18 horsepower per kilogram and a top speed of about 95 MPH. The T124LC Harley replacement engine is a slightly lower compression version of the T124 with S&S Cycle 640 Easy Start gear drive cams that is ideally suited for heavier bikes and trikes, plus it’s more tolerant of … The Revolution Performance 109" EVO Monster Big Bore Kit is the key component to build a devastating 109" 1984-1999 EVO engine. What is the Spark plug gap 1340 evolution? Though tradition is a core tenet at Harley-Davidson, it still seems surprising that the stroke length of its XL engine has remained unchanged since the introduction of the Ironhead Sportster in 1957. HD 2007/08 Performance Recommendations. All were belt-driven, with a five-speed transmission, single shock, swing arm suspension, single front disc brakes and dual … Wiseco Harley-Davidson V-Twin Forged Pistons and Performance Parts - High Performance Forged Racing Pistons, Crankshafts, Stroker Series, Big Bore, Overbore kits and much more for Honda, Yamaha and Harley-Davidson. The stock 4 inch stroke is ideal for power output and longevity. Picked up new from a Harley dealer in May of 1988. … Now, take out the EPA requirements, add a blower or a turbo, and that long stroke engine becomes the better … The 107 cubic inch kit is made for your 1999-2006 Twin Cam (4.000" stroke), and the 117 cubic inch kit is made for your 2007-present model (4.375" stroke). All parts are machined on CNC machinery for precision. This is a brand-new American-made quality product for street or racing use. Nicknamed "Blockheads," the Evolution can be identified visually thanks to its square rocker block design. FITS. The Harley world has been tossing the word "stroker" around for so long that sometimes we think people forget engine basics. S&S Rods, S&S oil pump, S&S lifter blocks, lifters included polished cases, remote oil filter side mount housing, 2rocker boxes, 2 used evo heads, misc gaskets, missing some bolts ect. Weight: 25 lbs: Dimensions: 18 × 13 × 13 in: Related products. 225.92. mu-62481 : piston,kb big bore +.010"os tc88 99/l* 95"cid,4.0"stroke & 3.875' bore 9.3:1 comp kb348: 252.70. The new accessory Thunder Stroke 116 ci Stage 3 Big Bore Kit gets you 20% more horsepower and 15% more torque. Kit uses 10.5:1 compression ratio pistons so you can reuse your stock cylinder heads and still run on pump gas. Other stroke lengths are also available, e-mail for details. The engine design differed considerably from its predecessor the " These are high quality parts and require no machining to the cases or other … Cubic" - Bore - Stroke … is the stator … As well as being rubber-mounted within the frame, the XL Evolution powertrain was substantially evolved to meet the demands of modern motorcyclists. Gregory Kerkman. cc Bore Size Piston Type & Coatings Cylinder & Machining Requirements Top End Kit with Gaskets Top End Kit without Gaskets Single Piston Ring Set Piston Pin Circlip Top End Gasket Kit Dome Configuration & Volume Intake Pocket Diameter Intake Pocket Depth Exhaust Pocket Diameter Exhaust Pocket Depth Harley-Davidson® • 88 Cubic Inch 1340 EVO … The Red Shift 715 cam closes the intake at 71 degrees at .053” lift. In 2004 Harley-Davidson made substantial changes to both Sportster model’s motors, however as they are essentially the same Evolution engine aside from changes to alter its capacity, the updates apply to both models. Harley Sputhe Evo 104” Engine Motor Polished Cases Big Bore Stroker Hot Rod. Reduce Engine Surging Improve Throttle Response Reduce Engine Ping : HD 2007/2008 Engines. Nightrider.com Performance Parts ... EVO Bore: Stock (3.500") Stroke: Stock (4.250") Displacement: 1340cc (81.8 CID) Cases: 1997 H-D Assembly: Owner Crankshaft and Flywheel: H-D Heads: H-D Porting: CycleRama, Pinellas Park, FL. No cam, or cover what you see is what you get. Both kits use a 4.125" bore, which is the largest Twin Cam bore size we recommend for a long-life, reliable Twin Cam. The standard bore for the 110" motor is 4"; 4.125" for the 117". 1988 Harley Davidson Electra Glide Sport FLHS, 1340 cc Evolution engine. Thunder Stroke 116 ci Stage 3 Big Bore Kit. Includes Wiseco 10:1 compression … 113" ORCA motors are 4.500". It has S&S special application engine cases. 0:45. Intended to be installed with stock heads stock stroke; For Harley Davidson Big Twin evolution 1985 – 1999; Additional information. Here’s a look at the technical elements and developments that allowed the 80-cu.-in. What is the oil capacity of a1998 evo 1340 Harley Davidson? The … Motor Web. The stroke is 4.375"; same as 96"/103" motors. I'm trying to get my head around putting a larger motor 8:31. Stroke-- Distance defined by the total vertical movement of the piston in the cylinder from bottom dead center to top dead center.Evo Big Twins are 4.250". What is the spark plug for a 1982 Shovle head Read More. U & UL engines with 3-5/16” bore are 74”. In both the 110" and 117" kit, the hi strength steel liners are the "trick" that allows a bigger bore to fit in the case bore where previously a case bore would be required to accommodate the larger cylinder bore. 1:36. Available as replacemet crank-shaft on 1984 thru 1999 model Evolution® 113” engines using 4” bore and 1/4” longer pinion shaft. 85 cid Evo Big Twin Big Bore Kit. pistons,kb big bore "std" tc88 99/l* 95"cid,4.0"stroke & 3.875" bore 9.3:1 comp kb348: 252.70. Thunder Stroke 116 ci Big Bore Kit . Harley’s 1200cc Evolution V-Twin engine. No head work is required. 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