CNC-Motorsports offers an endless variety of Big Block Chevy 540-555-565 rotating assembly kits. We offer everything from mild kits with hypereutectic pistons to wild fully forged rotating assembly kits to meet your racing needs. We offer quality name brands such as; Eagle, Scat, Callies, Lunati, Crower, JE/SRP, Diamond, Mahle, CP, Keith Black, and Manley to name a few. CNC-Motorsports can customize any strokery kit to meet your specific needs. All balanced rotating assembly kits are completed in house by CNC-Motorsports. If you don’t see the 540 stroker kit you're wanting feel free to call or email our experienced staff today.
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CAL-54010-DRP PART NUMBER
BBC 565-571 Callies Rotating Assembly, 12.9:1 Diamond Pistons, Fits 18 Degree Heads$6,619.95
BBC 565 571 Stroker Kit, Callies Magnum Crankshaft 4.250, Callies Ultra H Beam Rods 6.385", H Series Bearings, Diamond Pistons, Total Seal Rings, 2 Piece Rear Main Seal, Fits Big Cheif & Big Buke Heads
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LUN-54000-M PART NUMBER
Lunati BBC 540 / 565 Balanced Rotating Assembly 9.4:1 Mahle Pistons$3,071.95
BBC 540 Stroker Kit, Lunati Crankshaft 4.250, Lunati H Beam Rods 6.385, H Series Rod and Main Bearings, Mahle -3cc Flat Top Pistons & Rings, 2 Piece Rear Main Seal, Balanced Assembly Learn More -
LUN-54001-M PART NUMBER
Lunati BBC 540 / 565 Balanced Rotating Assembly 10.6:1 Mahle Pistons$3,129.95
BBC 540 Stroker Kit, Lunati Crankshaft 4.250, Lunati H Beam Rods 6.385, H Series Rod and Main Bearings, +13cc Mahle Dome Pistons & Rings, 2 Piece Rear Main Seal, Balanced Assembly Learn More -
LUN-54002-M PART NUMBER
Lunati BBC 540 / 565 Balanced Rotating Assembly 13.2:1 Mahle Pistons$3,151.95
BBC 540 Stroker Kit, Lunati Crankshaft 4.250, Lunati H Beam Rods 6.385, H Series Rod and Main Bearings, +38cc Mahle Dome Pistons & Rings, 2 Piece Rear Main Seal, Balanced Assembly Learn More -
LUN-54003-SRP PART NUMBER
Lunati BBC 540 555 Balanced Rotating Assembly 9.4:1 SRP Pistons$3,063.95
BBC 540 555 Stroker Kit, Lunati Crankshaft 4.250, Lunati H Beam Rods 6.385, H Series Rod and Main Bearings, SRP -3cc Flat Top Pistons & Rings, 2 Piece Rear Main Seal, Balanced Assembly Learn More -
LUN-54004-SRP PART NUMBER
Lunati BBC 540 555 Balanced Rotating Assembly 9.0:1 SRP Pistons - Boost Kit$3,141.95
BBC 540 555 Stroker Kit, Lunati Crankshaft 4.250, Lunati H Beam Rods 6.385, H Series Rod and Main Bearings, -9cc Dish SRP Pistons & Rings, 2 Piece Rear Main Seal, Balanced Assembly Learn More -
LUN-54005-SRP PART NUMBER
Lunati BBC 540 555 Stroker Balanced Rotating Assembly 10.4:1 SRP Pistons$3,128.95
BBC 540 555 Stroker Kit, Lunati Crankshaft 4.250, Lunati H Beam Rods 6.385, H Series Rod and Main Bearings, +10cc Dome SRP Pistons & Rings, 2 Piece Rear Main Seal, Balanced Assembly Learn More -
LUN-54006-SRP PART NUMBER
Lunati BBC 540 555 Stroker Balanced Rotating Assembly 12.8:1 SRP Pistons$3,128.95
BBC 540 555 Stroker Kit, Lunati Crankshaft 4.250, Lunati H Beam Rods 6.385, H Series Rod and Main Bearings, +36cc Dome SRP Pistons & Rings, 2 Piece Rear Main Seal, Balanced Assembly Learn More -
LUN-54007-W PART NUMBER
Lunati BBC 540 555 Balanced Rotating Assembly 13.2:1 Wiseco Nitrous Pistons$3,634.95
BBC 540 555 Stroker Kit, Lunati Crankshaft 4.250, Lunati H Beam Rods 6.385, H Series Rod and Main Bearings, +38cc Nitrous Dome Wiseco Pistons, Nitrous Rings, 2 Piece Rear Main Seal, Balanced Assembly Learn More -
LUN-54008-W PART NUMBER
Lunati BBC 540 555 Balanced Rotating Assembly 10.5:1 Wiseco Pistons$3,443.95
BBC 540 555 Stroker Kit, Lunati Crankshaft 4.250, Lunati H Beam Rods 6.385, H Series Rod and Main Bearings, +15cc Dome Wiseco Pistons, Total Seal Rings, 2 Piece Rear Main Seal, Balanced Assembly Learn More