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Dominator Flange Single Plane Intake Manifold for Chevrolet Big Block; Offering excellent performance for drag race and marine Chevrolet Big Blocks, this manifold delivers excellent flow, throttle response and torque. The RHS 24 Degree Manifold provides a distinct advantage over the competition.

Dominator EFI Single Plane Intake w/ Rails for Tall Deck Chevrolet Big Block; Offering excellent performance for drag race/marine Tall Deck Chevrolet Big Blocks, this EFI manifold/rail kit delivers excellent flow, throttle response and torque. This 24 Degree Manifold offers a distinct advantage over the competition.

Tall Deck Cathedral Port Intake Adapter Kit; Intake Spacer Kit for the Installation of a Cathedral Port Intake on Tall Deck RHSlocks.

Stage 1 Induction Package for Turbo GM LS1/Cathedral Port; Including an RHS Manifold, FAST Throttle Body, COMP Cams Stage 1 Turbo Cam and LS6+ Valve Spring Kit, this Package delivers an additional 135 HP on an LM7 5.3 LS w/ 9 Lbs and 154 HP on 15 lbs. Made 689 HP on 9 lbs, 819 HP on 15 lbs.

Stage 2 Induction Package for Turbo GM LS1/Cathedral Port; Including an RHS Manifold, FAST Throttle Body, COMP Cams Stage 2 Turbo Cam and Dual Valve Spring Kit, this Package delivers an additional 161 HP on an LM7 5.3 LS w/ 9 Lbs and 175 HP on 15 lbs. Made 715 HP on 9 lbs, 840 HP on 15 lbs.

Stage 1 No Springs Required Induction Package for N/A GM LS1/Cathedral Port; Including an RHS Manifold, FAST Throttle Body and COMP Cams No Springs Required Stage 1 Cam, this Induction Package delivers an addition 77 HP on an LM7 5.3 LS. Adds over 1,100 RPM of powerband over the stock LM7 setup.