Showing 13–24 of 72 results
Features & Benefits:-* Includes 3cc Dome Forged Pistons.* Includes 0.045in. Head Gaskets.* 3.937in. Bore. * 4-3/8in. Stroke.* 10.5:1 Compression Ratio with Stock 85cc Heads.* 10.1:1 Compression Ratio with S&S 89cc Heads # SS106-3240.Suggested Additional Purchase:Dual spray piston cooling jet kit # SS310-1251Tech Tips:-* Use Care during assembly to avoid damage to Cylinder Spigots.* Ring gaps…
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 # SS106-4270.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 S&S…
Features & Benefits:-* ID # 2504* Bore = 3.875in. * Stroke = 4.375in.* Fully CNC machined* Balanced to +/- 1 gram* Double forced pin oilers* Forged from high strength 2618 alloy* Designed for maximum performance, horsepower and reliability* Complete kit includes two pistons, ring sets, wrist pins and clipsTech Tips:-* Suggested additional purchase – top…
Features & Benefits:-* ID # 2506* Bore = 3.885in. * Stroke = 4.375in.* Fully CNC machined* Balanced to +/- 1 gram* Double forced pin oilers* Forged from high strength 2618 alloy* Designed for maximum performance, horsepower and reliability* Complete kit includes two pistons, ring sets, wrist pins and clipsTech Tips:-* Suggested additional purchase – top…
Features & Benefits:-* 3.875in. Bore* Black with CNC Machined Fins* Sold each, fits front & rear* Includes Dowel Pins (Does NOT include Pistons)* Replaces OEM # 16547-99ASuggested Additonal Purchase:1.a) 2007-2017 103ci Pistons # KB909C.STD1.b) Top End Gasket Kit # CG-C91472.a) 1999-2006 95ci Pistons # KB348.STD2.b) Top End Gasket Kit # CG-C9780Tech Tip:-1. Final sizing of…
Features & Benefits:-* Includes 3cc Dome Forged Pistons.* Includes 0.045in. Head Gaskets.* 3.937in. Bore.* 4-3/8in. Stroke.* 10.5:1 Compression Ratio with Stock 85cc Heads.* 10.1:1 Compression Ratio with S&S 89cc Heads # SS106-3255Suggested Additional Purchase:Dual spray piston cooling jet kit # SS310-1251Tech Tips:-* Use Care during assembly to avoid damage to Cylinder Spigots.* Ring gaps must…
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…
Spiral Retaining Ring Installation Tips:1. The spiral retainer comes unsprung. KB suggests that you slightly spring the retainer about 1/2in.-3/4in. by grasping both ends and stretching it. This will help with installation.2. Installation of the retaining ring. Place the end of the retaining ring into the retaining ring groove in the piston. Using a small…
Features & Benefits:-* 3.937in. Bore.* 4-3/8in. Stroke.* Pistons are compatible with stock conrods with tapered wristpin ends.* S&S bore pistons are machined to such close tolerances that it is not necessary to measure the piston. * Just bore cylinders to nominal diameter +/- 0.0005in. for correct clearance.* Additionally, the low friction coating on the piston…
Features & Benefits:-* Bore = 3.875in.* Stroke = 4.000in.* Forged 4032 Alloy is an 11% silicon alloy that is formed in a forging press then fully machined.* Best resistance to cracking in hi-comp performance applications.* Require .001in. wider piston to wall clearance.* Anti-Friction skirt coating.* Complete kit includes: two pistons, rings, wrist pins and clips.Tech…
Features & Benefits:-* Bore=3.875in. * Stroke=4.000in.* Hypereutectic Alloy is a cast 16% silicon content material* Perfect for air cooled engines* Low thermal expansion rate = tighter piston-to-cylinder clearance* Complete kit includes: two pistons, rings, wrist pins and clips.Tech Tips:-* 10.5:1 Compression Ratio with 85cc Head Chamber Volume.* Follow Ring End Gap & Piston to Cylinder…
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