Holley Hi-Ram Lower Manifold - GM LS3/L92

Holley Hi-Ram Lower Manifold - GM LS3/L92

Hi-Ram, Plenum Top Only, Blank Flange

Overview
Fits Holley Hi-Ram Manifolds-Holley has launched new black ceramic coated plenum tops to match our Hi-Ram manifold bases! They are available in the dual 4150 throttle body pattern or in a full blank top so that you can design your our system. The plenum tops are constructed of cast aluminum.

Features:

• Port Size ???? 2.49??? Height x 1.21??? Wide
• Mounting Flange Gasket Type ???? Round 3/32??? O-Ring Viton, 3??? I.D.
• Plenum Top Gasket Type ???? 3/32??? Round O-ring Cord
• Runner Length ???? 6.50???, As-Cast Runner Cross-Sectional Area ???? Tapered 4.25??? to 2.77 in??

Details:

• Color: Silver
• Construction: Cast
• Engine: GM LS3/L92
• Finish: Silver
• Fuel System Type: EFI
• RPM Power Band: 3500-8000 RPM
• Type of Component: Lower Manifold
• Warranty: Limited 90 Day

Links
300-214
Instruction Sheet