Seller notes

WISECO FORGED PISTONS 4.030 BORE SIZE FOR SBC 383 ENGINES, -12cc RD DISH TOP FOR USE WITH 6.0 BUSHED OR PRESS FIT RODS. .030 OVER. Rings not included. The correct size rings used with these pistons is listed below in the piston spec chart. We offer the correct rings for these pistons in our other listings. The part number is # 2M139030 We have used these exact series of rings in our engines for many years. Our custom made Wiseco pistons are rated very high in the street/strip performance industr...

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