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ATT-1000307-OS PART NUMBER
Auto Tec Pistons 1000307 Forged Dome 4.280 Bore, BB Chevy 489$599.00Auto Tec Pistons, BBC 489, Bore 4.280, Stroke 4.250, Rod Length 6.385, Dome 22.7cc, 567 Grams, Set of 8 Pistons Learn More