Forged Piston Manufacturer, Automotive Forged Pistons-quality forged pistons for domestic automobiles, sport compact and racing applications-Toyota—1JZ：Bore3.425—CH1.338 —Pin Size0.866 —CR8.5

JAmodified was created to fill the need for high quality, high performance, late model internal engine components, in stock, at very affordable prices. Stroker piston kits for all popular Sport Compact applications and camshafts and valve train to match. Complete racing pistons packages designed to work together to deliver more horsepower and torque as well as greater reliability.

JAmodified is world renowned for their work building race winning pistons for sport compact engines featuring small bores, multi-valves and high RPM applications for many years. JAmodified utilizes experience acquired from a diverse background of the most sophisticated engines in such venues as Formula1, Indy Racing League (IRL), NHRA Pro Stock Bike, AMA Superbike, and AMA Motocross to design and manufacture the highest technology Sport Compact piston available.

Additional Information:

• Valve pocket designs that allow maximum flow around valve, also allowing oversized valves and high lift cams to be utilized.
• Piston crown shapes designed to promote maximum intake charge efficiency thru scavenging mixture Cross Flow during intake and exhaust valve overlap. More fuel and air equals more horsepower!
• Pistons designed to optimize squish or quench during com pression combustion cycle event, resulting in resistance to detonation and pre-ignition. The end product is longer engine life and increased horsepower potential.

Custom piston:JAmodifed can produce pistons for almost all engines. If the parts you need are not within our standard, or you need pistons with different configurations, please fill in the CUMSTOM FORM and check PISTON CATALOG, we will have a design engineer to measure for you Customized.

See other pistons:

Toyota—3UZ：Bore3.622 —CH1.330 —Pin Size0.866 —CR9.5:1

Toyota-2UZ:Bore3.700-CH33.9-Pin Size0.866-CR10.0:1

Toyota-2JZ:Bore3.385-CH1.338-Pin Size0.866-CR9.1:1

Toyota-2TR-FE：Bore3.779—Pin Size0.866 —CR9.6