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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
They're available in the factory 10:1 compression or 8
We buy these heads as 12-degree
This system is ready for the racetrack if you want to play or just be ready for anything on the street
That clamping force can be further increased by machining both the block and heads for 1/2" head studs
The engine shown in this ad has an MSD Atomic intake manifold and it works great across the full RPM band
Holley Billet 95MM LS Throttle Body with Low RPM Taper turbo They're available in the factoryHolley's BILLET LS Throttle Bodies are the MOST FEATURE LOADED available. Holley went back to the drawing board and built the ultimate air valve for your LS engine! The 112 589 throttle body features a 90 millimeter bore and a low RPM drive friendly taper. Innovative features like Idle Bleed Adjustment, TPS CLOCKER, and closable PCV Passage Valve, make them the ultimate throttle bodies for ease of installation and tuning. Regardless of whether you