CNC-Motorsports ls stroker long block

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GM LS3 6.2L 416 CNC Competiton Boosted Long Block, LS3 Heads, CP 9.3:1 Pistons


GM LS3 6.2L 416 Cubic Inch Stroker Long Block, Race Prep LS3 Aluminum Block, Callies Compstar 4.000 Stroke Crankshaft, Callies Compstar H Beam Rods with ARP2000 Bolts, CP Pistons, CNC Custom Hydraulic Roller Camshaft, Cloyes Billet Timing Chain, Melling Performance Oil Pump, GMP LS3 CNC Ported Heads, Yella Terra Shaft Rockers, 100% Machined, Balanced, and the long block assembly is blue-printed to our race winning specs

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This part will be shipped via truck freight, 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
CNC-Motorsports has quickly raised the bar to a new level in offering high quality long blocks at an affordable price. Our long 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 long blocks are 100% machined, CNC Machined and blue-printed to our race wining specs. We will never cut corners just to lessen the price.

GM LS3 6.2L Race prep aluminum engine block
Callies Compstar 4340 forged steel crankshaft, 4.000 stroke
Callies Compstar 4340 forged H beam connecting rods with ARP2000 bolts, 6.125 length
CP 2618 forged pistons with .180 wrist pins, 9.3:1 +/- compression
Premium performance piston rings
H series rod and main bearings
Melling select performance oil pump
Cloyes billet single roller timing chain kit
CNC custom ground hydraulic roller camshaft *We can customize to you needs*
LS7 hydraulic roller lifters
GMP / CNC LS3 cnc ported port aluminum cylinder heads
Fel-Pro MLS head gaskets
ARP head studs
Trend .080 5/16 pushrods
Yella Terra twin Shaft Rockers
100% machined, balanced, and the long block assembly is blue-printed to our race winning specs
This long block is rated to support up to 1100 maximum horsepower. Boost friendly. **Power adder information will be needed to adjust clearances for your build**

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    Chevy LS