Pontiac 400 -4.3cc Flat Top (10.4:1 w/87cc) 4.155 Bore 4.250 Stroke 6.800 Rod Machined and crafted featuring a variety of superior design elements, technical engineering differences, and specialty manufacturing processes. Piston crowns are polished and the quench area maintained to maximize combustion efficiency for more complete and cleaner burn. Valve-to-piston clearances developed in concert with major engine builders for maximum compression and performance. Pin fitted from the factory featuring precision pinhole diameter and finish for maximum pin oiling at higher rpms. Sets of 8.
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Pontiac 400 -4.3cc Flat Top (10.4:1 w/87cc) 4.185 Bore 4.250 Stroke 6.800 Rod Machined and crafted featuring a variety of superior design elements, technical engineering differences, and specialty manufacturing processes. Piston crowns are polished and the quench area maintained to maximize combustion efficiency for more complete and cleaner burn. Valve-to-piston clearances developed in concert with major engine builders for maximum compression and performance. Pin fitted from the factory featuring precision pinhole diameter and finish for maximum pin oiling at higher rpms. Sets of 8.
