INTAKE MANIFOLD,LS3/L92,SINGLE-PLANE,4150,SPLIT,FR,BLACK

BRAND NEW HOLLEY SINGLE PLANE EFI SPLIT-DESIGN RACE INTAKE MANIFOLD, BLACK SATIN FINISH, 4150 SQUARE BORE FLANGE, COMPATIBLE WITH ALL GM LS GEN III OR IV ENGINES WITH LS3/L92 CYLINDER HEADS

THE NEW HOLLEY SINGLE-PLANE RACE INTAKE MANIFOLD WERE DESIGNED WITH PERFORMANCE IN MIND. THEY FEATURE A RACE BRED, TWO PIECE SPLIT FEATURE THAT WAS PREVIOUSLY ONLY FOUND ON THE MOST EXPENSIVE RACE INTAKES. THE MANIFOLD WILL FIT GM LS GEN III ENGINES WITH LS3/L92 HEADS AND ARE INTENDED FOR 4150 STYLE SQUARE BORE FLANGED CARBURETORS OR THROTTLE BODY EFI.

THE LS RACE SINGLE-PLANE INTAKE MANIFOLD WAS DESIGNED FOR HI-PERFORMANCE/RACING ENGINE APPLICATIONS, 5.3 TO 6.2+ LITER DISPLACEMENT, AND MAXIMUM ENGINE SPEEDS OF 6000-7000 RPM, DEPENDING ON THE ENGINE COMBINATION. THIS SINGLE-PLANE DESIGN PROVIDES OPTIMAL PERFORMANCE ACROSS THE RPM SPECTRUM WHILE PROVIDING MAXIMUM PERFORMANCE UP TO 7000 RPM.

THE HOLLEY LS RACE MANIFOLD INCORPORATES A SPLIT FEATURE, WHICH ALLOWS DISASSEMBLY OF THE INTAKE FOR DIRECT ACCESS TO INTERNAL PLENUM AND PORT SURFACES, MAKING CUSTOM PORTING AND MATCHING A SNAP. WITH SHOULDER BOLT LOCATORS AND O-RING SEAL, REASSEMBLY IS SIMPLE AND PRECISE.

NOTE: 2 DIFFERENT LENGTH FUEL RAIL BRACKET SETS ARE INCLUDED: LONG BRACKETS FOR MOUNTING AT HEIGHT FOR BOSCH STYLE EV1 TYPE FUEL INJECTORS. SHORT BRACKETS FOR MOUNTING AT HEIGHT FOR GM OE LS7 FUEL INJECTORS. USING OE GM LS7 INJECTOR, THE O-RING ON THE OUTLET (INTAKE MANIFOLD) END OF THE INJECTOR MUST BE CHANGED TO THE O-RING SUPPLIED IN THE SHORT BRACKET PACK.

TECHNICAL DATA:

• A-B HEIGHT - 7.20" (0 DEGREES CARB FLANGE ANGLE)
• PORT SIZE- 2.59" HEIGHT X 1.28" WIDE
• THROTTLE BODY FLANGE - STANDARD 4150 FOR UP TO 1-3/4" DIAMETER THROTTLE BORES
• AS-CAST RUNNER CROSS-SECTIONAL AREA - 4.5 IN SQUARED AT THE RUNNER ENTRY TAPERED TO 3.2 IN SQUARED AT THE FLANGE EXIT

FEATURES:

• MAXIMUM PERFORMANCE RACE DESIGN WITH HOOD CLEARANCE CONSIDERATION
• LIGHTER THAN OTHER SPLIT RACE INTAKES
• SPLIT FEATURE MAKING PORTING EFFORTS EASY
• 33 TO 50% THE PRICE OF OTHER SPLIT RACE INTAKES
• CAPTURED O-RING SEALS AT HEAD PORTS AND SPLIT
• VACUUM PORT OPTIONS INCLUDE (2) 1/8, (1) 1/4 & (1) 3/8, NPT PORTS AT THE CARB FLANGE
• BILLET FUEL RAILS AND RAIL MOUNTING HARDWARE INCLUDED

SPECS:

• FINISH/CONSTRUCTION: BLACK CAST
• BARRELS: 4
• BRAND: HOLLEY
• ENGINE: GM LS3/L92
• FLANGE STYLE: 4150 SQUARE BORE
• FRONT HEIGHT: 7.32"
• FUEL SYSTEM TYPE: EFI
• MANIFOLD TYPE: SPLIT SINGLE PLANE
• PRODUCT TYPE: INTAKE MANIFOLD
• REAR HEIGHT: 7.32"
• RECOMMENDED USE: FORCED INDUCTION
• RPM POWER BAND: 3500-8000

YOU CAN VIEW AND DOWNLOAD THE COMPLETE ASSEMBLY INSTRUCTION BOOKLETS FOR THIS INTAKE MANIFOLD HERE.