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Severe Duty Piston Set for 4.1L Turbo Buick V6 Blocks
The severe duty version of our 4.1 piston includes the same custom pistons as our regular piston set but we upgrade to H13 Tool Steel wrist pins and a total seal stainless ring set. Meant for high horsepower / high boost applications. Custom wrist pin height available, please call for more details.