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:-These high compression pistons feature a 7cc raised dome to achieve a compression ratio of 11:1 (from 9.5:1). Higher compression is a key factor in increasing performance.* Suggested Additional Purchase: S&S Cam # SS330-0709* We Strongly advise that you upgrade your clutch to Barnett Clutch # B-303-28-10001Tech Tips:-* Follow Ring End Gap &…
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…
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 clips* Slight increase in compression from OEM…
Features & Benefits:-* ID # 12875* Bore = 4.250in. * 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 # 12873* Bore = 4.250in. * 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…