Description
If you’re building or rebuilding a Small Block Chevy with serious compression goals, hypereutectic pistons are your foundation—they deliver the durability needed for consistent, high-revving performance without the weight penalty of forged alternatives. The -7cc dish on this KB set raises your compression ratio meaningfully, translating to better throttle response and power across the RPM band. With precision ring grooves and a complete 8-piston set ready to install, you’re getting a direct path to a more efficient, responsive engine.
- Hypereutectic construction, lightweight
- 4.030-inch bore, SBC-specific
- Flat top design, -7cc volume
- Ring grooves: 5/64 x 5/64 x 3/16 inch
- Complete set, 8 pistons
- MPN: KB120.030
- Precision-engineered, bolt-ready






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