Molnar Rotating Kit 509 10.1:1 Compression Chevy 409W 509WSLCRKBI (Balanced)

Molnar Chevy 509 Cubic Inch "409W" Big Block L10.1:1 Compression Rotating Assembly fits BMP 9.600 aluminum block″

Stroke 4.000″ x Rod 6.135″ARP 2000 bolts x Piston 4.500″1.460C.H. 78cc Dome 10.1:1 compression w/16cc. 

Molnar 4340 non-twist lightweight forged steel 4.000″ Big Block Chevy crankshaft. Requires a BMP 9.600″ aluminum block

Molnar 4340 forged steel H-beam 6.135″ Big Block Chevy connecting rod with optional 7/16″ ARP 2000 bolts (1500hp rating). 

Autotech 4032 forged aluminum platinum series pistons 4.500″ 1.460CH 78cc dome pistons Premium chromoly wrist pins.

Total Seal 1.5mm, 1.5mm, 3mm piston rings.

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

Kit is Precision internally balanced by Molnar in house  

Compression Ratios: 

16cc chamber = 10.1:1