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About Us
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Categories A-F
Aluminum Tubing
Car Covers
Chrome Stuff
Clearance!
Cooling System
Cylinder Heads (PW Heads)
Electrical Items
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Exhaust & Related
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Categories G-Z
Gaskets
Gauges & Accessories
Ignition System
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Merch & Miscellaneous
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Tools
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646311 FLOW EFI LS1/LS6 LSx Cathedral Port Low-Profile Fabricated Intake Manifold and Fuel Rail Kit. 92mm or 102mm. Black
Alternative Views:
FLOW EFI LS1/LS6 Cathedral Port Fabricated Intake Manifold. Rugged 1/8" thick 6061 sheet aluminum will withstand up to 25psi of boost. The perfect choice for high RPM or boosted applications. Includes high flow billet fuel rail kit, fittings and seals. Will support 750+ HP. 1,800-6,400 RPM. Fits 92mm or 102mm throttle body. Low profile design will fit under most hoods. Angled throttle body mounting. Designed for use with car water pumps and front drive systems. Interference may occur on some truck applications, alternator, water outlet etc. Black anodized.
Everyday Low Price:
CDN $
719.99
Stock Status:In Stock
Product Code:
646311
Qty:
Description
Technical Specs
Replacement Parts
FLOW EFI LS1/LS6 Cathedral Port Fabricated Intake Manifold. Rugged 1/8" thick 6061 sheet aluminum will withstand up to 25psi of boost. The perfect choice for high RPM or boosted applications. Includes high flow billet fuel rail kit, fittings and seals. Will support 750+ HP. 1,800-6,400 RPM. Fits 92mm or 102mm throttle body. Low profile design will fit under most hoods. Angled throttle body mounting. Designed for use with car water pumps and front drive systems. Interference may occur on some truck applications, alternator, water outlet etc. Black anodized.
1,800-6,400 RPM
Cathedral Port
Front height = 7"
Rear height = 6-3/4"
Injectors = Accepts LS1 EV1 fuel injectors (2.55") or LS2 EV6 (2.08"). Note: LS2 injectors will require a lower o-ring change.
Injector Bung Size = .530" rail - .540" manifold
Vacuum Ports = 3 x 1/8"npt and 1 x 1/4"npt
Fittings = 1/8"npt x 1/4" barb, 1/8"npt x 5/16" barb, 1/8"npt x 7/16" barb, 1/4"npt x 1/2" barb
Map Sensor Bung (LSA/LS9 style) at rear of intake = Use GM#55565257 (2.7-Bar) or GM#12591290 (1-Bar)
Injector Tech
Replacement O-rings -
646121
Optional Parts
Throttle Body - 646210, 646310, 646310E
Throttle Cable Bracket - 646110
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