LS3 6.2L 405 406 407 408 409 Rotating Assembly, Callies Compstar Crankshaft 3.900 Stroke, Callies Compstar 6.125 H-Beam Rods, -20cc Dish Wiseco Pistons, HP Steel Piston Rings, HP Bearings Included, Balanced Assembly
CNC-Motorsports is pleased to offer 6.2L LS3 Callies Compstar 405 rotating assembly kits. These kits are designed for performance application builds up to 1200 horsepower. With upgrades these kits can support 1500 horsepower.
Customer is responsible for Correct reluctor wheel verification.
Callies Compstar 4340 forged steel crankshaft, 3.900 Stroke (Stock Stroke), 8 Counterweight
Callies Compstar forged 4340 steel H-Beam rods with 7/16" ARP 2000 rod bolts
Wiseco 2618 forged pistons, .185 wall wrist pins, ArmorGlide coated skirts (*Fits 12 and 15 degree LS Heads* LS1, 2, 3, 6, 7, 92)
Wiseco performance piston rings
High performance H series main bearings and rod bearings
This Rotating assembly kit has been Internally balanced in-house by CNC-Motorsports
Compression Ratio with 65cc head 9.6:1
Compression Ratio with 66cc head 9.5:1
Compression Ratio with 68cc head 9.3:1
Compression Ratio with 70cc head 9.1:1
Compression ratio figured at 0 deck with .051" gasket
| CNC Part Number | CS-6250-W |
|---|---|
| Price | $3,630.95 |
| Sold As | Kit |
| Manufacturer's Part Number | CS-6250-W |
| Brands | Callies, Compstar |
| Part Types | Engine Rotating Assembly Kit |
| Departments | Parts |
| Vehicle Make | Chevy LS |
| Balanced Assembly | Yes |
| Balance Type | Internal |
| Crankshaft Material | 4340 Forged Steel |
| Crankshaft Stroke | 3.900 |
| Piston Brand | Wiseco |
| Piston Type | Dish |
| Rod Length | 6.125 |
| Piston Material | Forged |
| Custom Notices | ⚠ PROP 65 WARNING |
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