SBC Flat Top Piston Set 4.060 Bore -5cc 9902HC.060

If you're building a competitive Small Block Chevy engine, piston selection directly impacts your power output, reliability, and compliance in sanctioned racing. This Claimer Series piston set delivers the compression ratio and durability you need to stay consistent lap after lap, with hypereutectic construction that handles the thermal stress of racing without sacrificing precision fitment.

The negative 5.0cc dome geometry gives you the compression advantage in a flat-top design, while the precision ring grooves ensure controlled blowby and consistent sealing across the rev range. Built to spec for 4.060 bore engines, these pistons are engineered for racers who demand reliability without compromise.

• Hypereutectic aluminum construction
• 4.060 inch bore diameter
• Flat-top design profile
• Negative 5.0cc dome volume
• 5/64 x 5/64 x 3/16 ring grooves
• Claimer Series specification
• Set of 8 pistons
• Small Block Chevy compatible
• Racing-grade precision tolerance