Features & Benefits:-* Includes 10cc Dome Forged Pistons.* Includes 0.045in. Head Gaskets.* 3.937in. Bore * 4in. Stroke* 10.3:1 Compression Ratio with Stock 85cc Heads.* 9.9:1 Compression Ratio with S&S 89cc Heads # SS90-1106.Suggested Additional Purchase:Dual spray piston cooling jet kit # SS310-1251Tech Tips:-* Will Not Fit with S&S 79cc Heads.Proudly Made in the USA by…
Features & Benefits:-* Upgrades Twin Cam 88ci to 100ci.* Cast Ductile Iron Liner; Increases Thermal Conductivity, Aids in Heat dissipation & Improves Ring Seal.* Includes 8.75cc pop up Dome Forged Pistons.* Includes 0.045in. Head Gaskets.* 4.00in. Bore with 4.00in. Stroke = 100ci* 10.5:1 Compression Ratio with Stock 85cc Heads.* 10.1:1 Compression Ratio with S&S 89cc…
Features & Benefits:-* This kit, when paired with an S&S Cam & exhaust totally changes the ride of the RE650 for the better. Transform your bike into a much more fun & exhilarating ride!* Bore x Stroke: 90mm x 67.8mm (retains stock stroke)* 11:1 compression ratio (stock is 9.5:1)* Complete kits include cylinders, pistons, and…
Features & Benefits:-* Fits Sportster 1986-2021 including Sportster 2004-2021.* Will Not Fit XR1200* Includes Black Cylinders.* Includes Flat Top Pistons.* Includes Head Gaskets.* 10.3:1 Compression Ratio with OEM 1200cc* No rebalancing required.* Largest bolt-on kit available.Tech Tip:-* Will Not Fit with stock 883cc Heads.* For the best performance CNC head porting, performance cams, exhaust &…
Features & Benefits:-* We also have a new AR4600-C anti-rotation device that fits all Twin-Cam, Twin-Cam Balanced, and EVO Engines. * This takes the place of the previous AR4600-A and AR4600-B that only fit the Twin-Cam and Twin-Cam Balanced engines.Bolts to the face of Jagg #4600 & #4700 Offset Oil Filter Adapters to lock in…
Features & Benefits:-This harness provides battery power, ignition/accessory power and ground connection from the eight-way Molex P&A accessory connector [4A] to accessories connecting through a 4 pin Deutsch connector.
Features & Benefits * Works well with cams up to .580in. lift* High Performance conical single wire spring* Kit Includes: Springs, Top Collars, Keepers, Bottom Collare/SealsTech Tips:-* Rocker box clearance must be checked* Spring travel must be checked * Valve timing must be accurate* Over revving will lead to pre-mature failure of Valve Springs &…
* Highest flow level on the market. * One piece forged racing grade stainless steel alloy.* hard black nitride finish.* bearing quality hardened tip at the end of the stem to prevent premature wear with high-lift applications. * 45o angle below the lock groove to facilitate the valve seal installation.* Heat treated with a special…
* High Flow* one piece forged racing grade stainless steel alloy. * Hard Chrome process creates a valve that is smoother and stronger than O.E.M. * Stems are centerless ground for a longer life* 45o angle below the lock groove to facilitate the valve seal installationHead Dia = 2.150in.OAL = 4.480in.Stem Dia = 0.3108in.
Features & Benefits:-* Fits Evolution Engines* Made in Japan* Sold as a Pair* Chrome PlatedKit includes:* Lifter block Front & Rear* 8 x 1/4in.-20 ScrewsSuggested Additional Purchase:Lifter Block Gaskets # JGI-18633-48-KF* Replaces OEM # 18540-83 * Replaces OEM # 18542-83
Features & Benefits:-* Fits Between appet Blocks.* Transform your bike by adding these smooth lines to your inner primary. * Fits perfectly with the existing stock engine case and primary housing. * For an even more fabulous look – add Kryakyn Cylinder Base Covers for a look that’s beyond compare, Sold Separately.Proudly Made by Kuryakyn…