CP Forged Piston & Ring Sets deliver strength, stability, and precise ring seal for Mopar Gen III Hemi engines. Forged from 2618 aluminum and paired with Total Seal AP steel rings, this set is engineered for high-horsepower, boosted, or high-RPM combinations where durability and consistent performance are critical.

BTRCP-HEMI40951125-FT-8 Includes:

• Set of eight forged pistons
• Total Seal AP Steel 1.2 mm × 1.2 mm × 3.0 mm ring set
• Wrist pins
• Wire locks

BTRCP-HEMI40951125-FT-8 Features:

• Forged 2618 aluminum construction for high strength and detonation resistance
• Fully CNC-machined crown, ring grooves, and skirt profile for consistent mass and repeatability
• 4.095 in. bore, 4.050 in. stroke, 6.125 in. rod length, 1.125 in. compression height
• 3 cc Flat-Top piston crown volume for target compression ratio and modern chamber design
• Accumulator groove and contact-reduction groove to stabilize the ring pack and reduce blow-by
• Pin oilers and precision broached pin bores for reliable wrist pin lubrication
• Low-friction skirt coating to minimize wear and cold-start scuffing
• Hardened wrist pins included for high-RPM durability
• Total Seal AP Steel rings (1.2 mm × 1.2 mm × 3.0 mm) provide low drag with excellent sealing under boost

BTRCP-HEMI40951125-FT-8 Notes:

• Designed for use with 6.125 in. connecting rods
• Verify piston-to-valve and piston-to-head clearance during mock-up
• Set ring end gaps according to power level and intended fuel/boost
• Professional measurement and assembly recommended