* These forged 3-7/8in. bore stroker pistons for 1999-2006 Twin Cam are required for the S&S 106in. stock bore stroker kit with 4-1/2in. stroke flywheels. * Flat Top Pistons. 3.875in. Bore & 4-1/2in. Stroke* 10.1:1 Compression Ratio with Stock 85cc Heads.* 9.8:1 Compression Ratio with S&S 89cc Heads # SS106-3240.* They are compatible with stock…
Features & Benefits:-* Bore = 4.000in.* Stroke = 4.375in.* 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 = 4.000in.* Stroke = 4.375in.* 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.*…
Features & Benefits:-* Bore = 4.010in.* Stroke = 4.375in.* 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 = 3.885in.* Stroke = 4.375in.* 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 = 4.375in.* Flat Top with slight hollow Dome.* 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…
Features & Benefits:-* Bore = 3.875in. * Stroke = 4.375in.* 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…
Features & Benefits:-* ID # 14207* Bore = 4.250in. * Stroke = 4.375in.* Steel gas nitride coated top ring* Ductile iron Napier 2nd ring* Three piece flex vent oil ring* X-forging for lighter weight* Double pin oilers* Designed to accomodate +1mm larger valves and high lift cams if needed* Complete kit includes two pistons, ring…
Features & Benefits:-* ID # 14208* Bore = 4.250in. * Stroke = 4.375in.* Steel gas nitride coated top ring* Ductile iron Napier 2nd ring* Three piece flex vent oil ring* X-forging for lighter weight* Double pin oilers* Designed to accomodate +1mm larger valves and high lift cams if needed* Complete kit includes two pistons, ring…
Features & Benefits:-* ID # 12873* Bore = 4.310in. * Stroke = 4.500in.* 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 # 14235* Bore = 4.250in. * Stroke = 4.375in.* Steel gas nitride coated top ring* Ductile iron Napier 2nd ring* Three piece flex vent oil ring* X-forging for lighter weight* Double pin oilers* Designed to accomodate +1mm larger valves and high lift cams if needed* Complete kit includes two pistons, ring…
Features & Benefits:-* ID # 14234* Bore = 4.250in. * Stroke = 4.375in.* Steel gas nitride coated top ring* Ductile iron Napier 2nd ring* Three piece flex vent oil ring* X-forging for lighter weight* Double pin oilers* Designed to accomodate +1mm larger valves and high lift cams if needed* Complete kit includes two pistons, ring…
At Taverner Motorsports, we offer a comprehensive range of cylinders and pistons designed to enhance your motorcycle's performance and reliability. Featuring top brands like Cycle Pro LLC, CP Carrillo Pistons, S&S, and Keith Black Pistons, our selection includes everything you need for an engine rebuild or performance upgrade.
Our inventory includes complete cylinder kits, individual cylinders, and pistons engineered to meet or exceed OEM specifications. Whether you're looking to increase displacement for more power or replace worn components, our high-quality parts ensure optimal performance and durability.
Browse our detailed product descriptions and fitment information to find the perfect cylinders and pistons for your motorcycle. Trust Taverner Motorsports for superior products that deliver exceptional performance and longevity.