CNC-Motorsports offers the best selection of 331 stroker kits. We offer street kits with pump gas pistons to wild fully forged rotating assembly kits to meet your racing needs. We offer quality name brands such as; Eagle, Scat, Callies, K1, JE/SRP, Diamond, Wiseco, Mahle CP and Keith Black to name a few. CNC-Motorsports can customize any 331 stroker kit to meet your specific needs. All balanced 331 rotating assembly kits are completed in house by CNC-Motorsports. If you don’t see the 331 kit you're wanting feel free to call or email our experienced staff today.
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SCA-1-94060 PART NUMBER
Scat 1-94060 SB Ford 331 Street And Strip Performance Rotating Assembly - 10.4:1 Mahle Flat Top Pistons$1,599.95
SB Ford 331, Scat 9000 Cast Steel Crankshaft 3.250 Stroke, Scat 5.400 I-Beam Rods, Mahle Forged -6cc Flat Top Pistons
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SCA-1-94110 PART NUMBER
Scat 1-94110 SB Ford 331 Street And Strip Performance Rotating Assembly - 9.2:1 Mahle Dish Pistons$1,674.95
SB Ford 331, Scat 9000 Cast Steel Crankshaft 3.250 Stroke, Scat 5.400 I-Beam Rods, Mahle Forged -16cc Dish Pistons
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SCA-1-45160 PART NUMBER
Scat 1-45160 SB Ford 331 Competition Rotating Assembly - 9.6:1 Mahle Flat PistonsSpecial Price $2,461.95 Regular Price $2,536.95
SB Ford 331, Rotating Assembly, Scat 4340 Forged Steel Crankshaft 3.250 Stroke, Scat 5.400 H-Beam Rods, Mahle Forged -6cc Flat Top Pistons
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SCA-1-45210 PART NUMBER
Scat 1-45210 SB Ford 331 Competition Rotating Assembly - 9.0:1 Mahle Dish PistonsSpecial Price $2,536.95 Regular Price $2,611.95
SB Ford 331, Rotating Assembly, Scat 4340 Forged Steel Crankshaft 3.250 Stroke, Scat 5.400 H-Beam Rods, Mahle Forged -16.0cc Dish Pistons
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