Part Number
CNC-5302-CS

Chevy LM7 5.3L LS 383 Stroker Short Block, Callies Compstar Crank, CP 9.1:1 Pistons

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

$5,099.95
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FREIGHT CHARGE
This 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.
⚠ PROP 65 WARNING
⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.
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CNC-Motorsports, has quickly raised the bar to a new level in offering high quality short blocks at an affordable price. Our short blocks have become a huge hit among racers and performance enthusiast all over the world. We have the ability to custom build you just about any combination the way you want it. All our short blocks are 100% machined, CNC Machined and blue-printed to our race wining specs. We never cut corners just to lessen the price.

LM7 5.3L Stroker Short Block Assemble
New Callies Compstar 4340 forged steel crankshaft (4.000 Stroke) **Internal Balance**
New Callies Compstar H-Beam connecting rods bushed fit pins, ARP 2000 bolts (6.125 Length)
New CP Bullet forged -18.2cc pistons, Fits all 15 degree valve angle heads (3.905 bore)
High performance plasma moly piston ring set
ACL H Series Rod and Main Bearings
durabond performance cam bearings
Comp Cams freeze plug kit
CNC Race Prep Steel block
Compression Ratio with 68cc Heads: 9.1:1

*Professionally Machined, Balanced, Assembled and blue printed in house by CNC-Motorsports. Balance card and blue print sheet will be provided to the customer. All short blocks are standard bore unless otherwise noted. We can custom build any short block assembly to meet your needs.
More Information
Price $5,099.95
Vehicle Make Chevy LS
Connecting Rod Manufacturer Callies
Crankshaft Manufacturer Callies
Piston Brand CP
Piston Type Dish
Block Material Cast Iron
Block Brand Stock

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