Manley Rotating Kit 383 9.9:1 Compression Chevy Small Block 290030RH (Balanced)

Manley Chevy Small Block 383CID 9.9:1 Compression Rotating Assembly. Stroke 3.750" x Rod 6.000"ARP 2000 bolts x Piston 4.030"1.125C.H. -15cc Dish w/64cc 

Compression calculated: 9.000" deck, 4.030" bore, -15cc dish, .010" PTD, 4.165"x.041"(9.0cc)Gasket, 64cc chamber

Manley 4340 non-twist lightweight forged steel 3.750" 350mains crankshaft. 

Manley 4340 forged steel H-beam 6.000" connecting rod with optional 7/16" ARP 2000 cap screws (1500hp rating).

Manley 2618 forged aluminum platinum series pistons 4.030" 1.250"CH -15cc Dish pistons #590930

Manley Premium chromoly wrist pins.

Total Seal 1/16"-1/16"-3/16" piston rings.

Clevite high performance "H" series rod (narrowed) and main bearings.

Internally Precision Balanced by Manley in house.

Compression Ratios:

58cc chamber = 10.5:1

64cc chamber = 9.9:1

76cc chamber = 8.8:1