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SRP Pontiac 428/455 Flat Top Forged Pistons


SRP
SRP Pontiac 428/455 Flat Top Forged Pistons

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Excellent for street rods and bracket racers. Symmetrical valve reliefs for universal installations. Wide ring lands and thicker crown for increased durability. High silicon alloy for tighter piston-to-wall clearance. Straight wall carbon steel wristpin included. 1/16, 1/16, 3/16'' ring grooves.


1 Product

Specs: Dome vol. -5cc, 497 grams
C/R: 70cc - 12.2:1; 75cc - 11.5:1; 85cc - 10.5:1; 111cc - 8.5:1. 1.480'' C/H, 6.625'' Rod, 4.210'' Stroke. 8/pkg.

SRP 149721 - SRP Pontiac 428/455 Flat Top Forged Pistons
867-149721
4.185'' Bore
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$561.20
Order Today Ships 02/25/16

1 Product