CNC-Motorsports offers the best selection in LS LM7 5.3 stroker short blocks. Our short blocks are in high demand among racers of all types worldwide. We use the best name brands such as Dart, Callies, Lunati, CP-Carillo, Eagle, Scat, JE, Diamond, Mahle and Manley just to name a few. All our short blocks are 100% machined, CNC Machined and blue-printed to our proven race wining specs. Custom builds available upon request..
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CNC-5300-CS PART NUMBER
Chevy LM7 5.3L LS 383 Stroker Short Block, Callies Compstar Crank, Mahle 10.6:1 Pistons$5,499.95
Chevy LM7 5.3L 383 Stroker, Race Prep Block, Callies Compstar 4340 Forged 4.000 Crankshaft, Callies Compstar 6.125 H Beam Rods with ARP 2000 Bolts, Mahle 10.6:1 Pistons, Fully Machined, Balanced, and Blue-printed Assembly Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount. -
CNC-5301-CS PART NUMBER
Chevy LM7 5.3L LS 383 Stroker Short Block, Callies Compstar Crank, Mahle 8.7:1 Pistons$5,550.95
Chevy LM7 5.3L 383 Stroker, Race Prep Block, Callies Compstar 4340 Forged 4.000 Crankshaft, Callies Compstar 6.125 H Beam Rods with ARP 2000 Bolts, Mahle 8.7:1 Pistons, Fully Machined, Balanced, and Blue-printed Assembly Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount. -
CNC-5302-CS PART NUMBER
Chevy LM7 5.3L LS 383 Stroker Short Block, Callies Compstar Crank, CP 9.1:1 Pistons$5,599.95
Chevy LM7 5.3L 383 Stroker, Race Prep Block, Callies Compstar 4340 Forged 4.000 Crankshaft, Callies Compstar 6.125 H Beam Rods with ARP 2000 Bolts, CP 9.1:1 Pistons, Fully Machined, Balanced, and Blue-printed Assembly Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount. -
CNC-5303-CS PART NUMBER
Chevy LM7 5.3L LS 383 Stroker Short Block, Callies Compstar Crank, CP 11:1 Pistons$5,550.95
Chevy LM7 5.3L 383 Stroker, Race Prep Block, Callies Compstar 4340 Forged 4.000 Crankshaft, Callies Compstar 6.125 H Beam Rods with ARP 2000 Bolts, CP 11.1:1 Pistons, Fully Machined, Balanced, and Blue-printed Assembly Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount. -
CNC-5300-E PART NUMBER
Chevy LM7 5.3L LS 383 Stroker Short Block, Eagle Crank, Mahle 10.6:1 Pistons$5,099.95
Chevy LM7 5.3L 383 Stroker, Race Prep Block, Eagle 4340 Forged 4.000 Crankshaft, Eagle 6.125 H Beam Rods with ARP 2000 Bolts, Mahle 10.6:1 Pistons, Fully Machined, Balanced, and Blue-printed Assembly
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount. -
CNC-5300-S PART NUMBER
Chevy LM7 5.3L LS 383 Stroker Short Block, Scat Crank, Mahle 10.6:1 Pistons$5,450.95
Chevy LM7 5.3L 383 Stroker, Race Prep Block, Scat 4340 Forged 4.000 Crankshaft, Scat 6.125 H Beam Rods with ARP 2000 Bolts, Mahle 10.6:1 Pistons, Fully Machined, Balanced, and Blue-printed Assembly
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount. -
CNC-5300-MR PART NUMBER
Chevy LM7 5.3L LS 383 Stroker Short Block, Molnar Crank, Mahle 10.6:1 Pistons$5,450.95
Chevy LM7 5.3L 383 Stroker, Race Prep Block, Molnar 4340 Forged 4.000 Crankshaft, Molnar 6.125 H Beam Rods with Power ADR, Mahle 10.6:1 Pistons, Fully Machined, Balanced, and Blue-printed Assembly
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount. -
CNC-5301-E PART NUMBER
Chevy LM7 5.3L LS 383 Stroker Short Block, Eagle Crank, Mahle 8.7:1 Pistons$5,099.95
Chevy LM7 5.3L 383 Stroker, Race Prep Block, Eagle 4340 Forged 4.000 Crankshaft, Eagle 6.125 H Beam Rods with ARP 2000 Bolts, Mahle 8.7:1 Pistons, Fully Machined, Balanced, and Blue-printed Assembly
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount. -
CNC-5301-S PART NUMBER
Chevy LM7 5.3L LS 383 Stroker Short Block, Scat Crank, Mahle 8.7:1 Pistons$5,499.95
Chevy LM7 5.3L 383 Stroker, Race Prep Block, Scat 4340 Forged 4.000 Crankshaft, Scat 6.125 H Beam Rods with ARP 2000 Bolts, Mahle 8.7:1 Pistons, Fully Machined, Balanced, and Blue-printed Assembly
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount. -
CNC-5302-E PART NUMBER
Chevy LM7 5.3L LS 383 Stroker Short Block, Eagle Crank, CP 9.1:1 Pistons$5,099.95
Chevy LM7 5.3L 383 Stroker, Race Prep Block, Eagle 4340 Forged 4.000 Crankshaft, Eagle 6.125 H Beam Rods with ARP 2000 Bolts, CP 9.1:1 Pistons, Fully Machined, Balanced, and Blue-printed Assembly
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.