672HP Pontiac 350
The stock cast rods are a weak link on all Pontiac V-8s. CAT’s 4340-steel H-beam rods are an affordable solution. The 500-gram CP pistons have precision CNC-machined 1/16-1/16-1/8–inch ring grooves for enhanced sealing. Double Spirolocks retain full-floating 0.980x2.750–inch wristpins.
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