Hi-Ram Lower Manifold - GM LS1/LS2/LS6 Cathedral Port EFI Base Only
Stud Kit, Hi-Ram LS Intake Manifold Mounting
Overview
Stud Kit, LS Hi-Ram Intake Manifold Mounting
Features:
- Port Size ???? 2.49??? Height x 1.21??? Wide
- Mounting Flange Gasket Type ???? Standard LS3 Molded O-Ring
- Plenum Top Gasket Type ???? 3/32??? Round O-ring Cord
- Runner Length ???? 6.58???, As-Cast Runner Cross-Sectional Area ???? Tapered 4.25 in?? to 2.53 in??
Details:
- Color: Silver
- Construction: Cast
- Engine: GM LS1/LS2/LS6
- Finish: Silver
- Fuel System Type: EFI
- RPM Power Band: 3500-8000 RPM
- Type of Component: Lower Manifold
- Warranty: Limited 90 Day
Links
300-227
Instruction Sheet
Product Information
Product Information
Shipping & Returns
Shipping & Returns

Hi-Ram Lower Manifold - GM LS1/LS2/LS6 Cathedral Port EFI Base Only
Hi-Ram Lower Manifold - GM LS1/LS2/LS6 Cathedral Port EFI Base Only
Stud Kit, Hi-Ram LS Intake Manifold Mounting
Overview
Stud Kit, LS Hi-Ram Intake Manifold Mounting
Features:
- Port Size ???? 2.49??? Height x 1.21??? Wide
- Mounting Flange Gasket Type ???? Standard LS3 Molded O-Ring
- Plenum Top Gasket Type ???? 3/32??? Round O-ring Cord
- Runner Length ???? 6.58???, As-Cast Runner Cross-Sectional Area ???? Tapered 4.25 in?? to 2.53 in??
Details:
- Color: Silver
- Construction: Cast
- Engine: GM LS1/LS2/LS6
- Finish: Silver
- Fuel System Type: EFI
- RPM Power Band: 3500-8000 RPM
- Type of Component: Lower Manifold
- Warranty: Limited 90 Day
Links
300-227
Instruction Sheet
Original: $828.95
-70%$828.95
$248.68Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Stud Kit, Hi-Ram LS Intake Manifold Mounting
Overview
Stud Kit, LS Hi-Ram Intake Manifold Mounting
Features:
- Port Size ???? 2.49??? Height x 1.21??? Wide
- Mounting Flange Gasket Type ???? Standard LS3 Molded O-Ring
- Plenum Top Gasket Type ???? 3/32??? Round O-ring Cord
- Runner Length ???? 6.58???, As-Cast Runner Cross-Sectional Area ???? Tapered 4.25 in?? to 2.53 in??
Details:
- Color: Silver
- Construction: Cast
- Engine: GM LS1/LS2/LS6
- Finish: Silver
- Fuel System Type: EFI
- RPM Power Band: 3500-8000 RPM
- Type of Component: Lower Manifold
- Warranty: Limited 90 Day
Links
300-227
Instruction Sheet




















