Gen III 5.7 Hemi 397 Stroker Kit Balanced, Wiseco Pistons -5cc Flat Top

Compstar Gen III 5.7 Hemi 393-397 Forged rotating assemblies with Wiseco pistons are designed to support engine builds up to 1200 horsepower making this kit ideal for most pro street engine builds

Compstar 4340 forged steel crankshaft 4.080 Stroker crankshaft
Compstar Forged 4340 steel H-Beam rods with 7/16" ARP2000 rod bolts, 6.125 Length
2618 Wiseco Forged pistons, ArmorGlide Skirt coating
Premium piston ring set, 1.2mm steel gas nitride top rings, 1.2mm Napier second rings, 3.0mm oil rings, good for boost or nitrous
Standard Heavy-duty .173 wall wrist pins
H Series performance rod bearings and main bearings and thrust washer
Rotating assembly kit has been Internally balanced in-house by CNC-Motorsports
Compression Ratio with 65cc heads: 11.1:1 (09+ 5.7L)
Compression Ratio with 73cc heads: 10.2:1 (All 6.1L)
Compression Ratio with 85cc heads: 9.0:1 (Pre 08 5.7L)
*5.7L up to 2008 use 32 Tooth Tone Ring, 2008 and present use 58 Tooth Tone Ring
Engines equipped with variable valve timing (VVT) require a spacer behind crank gear.
*Note Standard bore size for 5.7L (3.917), 6.1L (4.055) and 6.4L (4.090)