Mahle PowerPak Forged Piston and Ring Kit - 4.155 in Bore - 1.0 x 1.0 x 2.0 mm Ring Grooves - Plus 4.00 cc - Small Block Chevy Rollmaster / Romac Medium Strength

Medium Strength

Notice - Due to the natural color variations of the dichromate plating process

This is the replacement canister for MSD distributors equipped with vacuum advance (except the PN 8365/83653 and PN 8362/83623 HEI Distributors

Hub to Brake Rotor

it will still be fully automatic

Mahle PowerPak Forged Piston and Ring Kit - 4.155 in Bore - 1.0 x 1.0 x 2.0 mm Ring Grooves - Plus 4.00 cc - Small Block Chevy Rollmaster / Romac Medium StrengthEvery Mahle piston is backed by 90 plus years of racing heritage and technology. From the invention of the first aluminum piston to the most advanced design and machining processes being used today, MAHLE delivers unmatched performance and durability. MAHLE's light weight, low drag, design specific forgings are machined with close attention given to ring groove quality, tolerances and consistency. All Mahle pistons are dual or triple coated, adding