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MAN-590140-8 PART NUMBER
Manley 590140-8 2 Barrel Class Forged Flat Top Pistons 4.040 Bore$742.16SB Chevy, Bore 4.040, Stroke 3.480-3.500, Rod Length 6.000, Flat Top -2.5cc, Grams 401, Set of 8 Learn More -
MAN-590640-8 PART NUMBER
Manley 590640-8 4 Barrel Class Forged Flat Top Pistons 4.040 Bore$742.16SB Chevy, Bore 4.040, Stroke 3.480-3.500, Rod Length 6.000, Flat Top -4.0cc, 418 Grams, Set of 8 Learn More