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Ships within 48 hours · Estimated delivery Aug 21 - Aug 26
1 – ORB-08 return port on the bottom port
'09 Pontiac G8 GXP
7:1 steel shaft rockers stabilize the valve train at high rpms and allow easy valve lash adjustments
Our standard size is 555 cubic inches
Chevy LSX Bowtie Block - Standard Deck LS1 1 – ORB-08 return portSHIPS TODAY FREE SHIPPING MACHINING AVAILABLE Delivering the seemingly impossible combination of professional racing level strength and entry level affordability, the LSX Bowtie Block is the next revolution in high performance engine building. This durable iron block casting is based primarily on GM's production LS7 block, but designed with more material in key areas including thicker deck and bores to support displacements of 454 cubic inches or