Page 589 - 2021-22_EngineCatalogAP

F O R DC A2 R. 0B L U- 2R . E3 TL O4 R C SY PL AI NC DE RE RS
Holley 4bbl. 4150/4160 Series Carb Spacers
Some kits include mounting studs and nuts. Refer to manufacturer data for application-specific details.
Part No. Height
High-Velocity Heads
HVHST4150-4AL 1" HVHSS4150-.5AL 1/2" HVHSS4150-604AL .650" HVHSS4150-1P 1"
HVHSS4150-1AL 1" HVHSS4150-1ALW 1" HVHSS4150-2P 2" HVHSS4150-2ALW 2" HVHSS4150-1DPAL 1" HVHSS4150-2AL 2"
Holley
HLY717-2 1-1/2" HLY17-27 1"
Bore Dia.
Material Type
Aluminum
Aluminum
Aluminum
Black Thermoplastic Super Sucker Aluminum
Aluminum
Black Thermoplastic Super Sucker Aluminum
Aluminum
Aluminum
Aluminum Aluminum Phenolic Phenolic
Black Thermoplastic Black Thermoplastic Phenolic Phenolic Aluminum Aluminum Billet Aluminum Billet Aluminum Billet Aluminum Billet Aluminum Wood Fiber Laminate Aluminum
Heat Dissipaters Heat Dissipaters Heat Dissipaters Black Thermoplastic Heat Shields Aluminum Aluminum Aluminum Aluminum
Phenolic
Aluminum Aluminum Aluminum Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic
Aluminum Aluminum Aluminum Aluminum Aluminum Aluminum Black Thermoplastic Phenolic
Black Thermoplastic Billet Aluminum
Notes
Dual-Plane Intakes
—
604 Crate Motors
Drag Race Only
—
Lightweight
Drag Race Only Lightweight
1/2" of Spacer into Manifold Open-Plenum Manifolds
12° Angle —
—
—
— — — — — — — — — — — 5°
—
—
—
—
—
With 3/8" PCV Tube 1/4" Knock Out Hole —
— Includes Inserts Ported
Ported
With PCV Fitting Kit Black, Ported Black, Ported Black
Black
Black, Ported Black
—
—
—
—
With 3" PCV Tube
—
Swirl Torque, PCV Port Swirl Torque
—
With Hardware and Gaskets
No No No No No No No No No No
Yes Yes Yes Yes
No No No No No No No No No No No No
No No No Yes No Yes Yes Yes Yes
Yes
Yes Yes Yes Yes Yes Yes Yes Yes Yes
Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
HLY17-62
HLY17-59
Moroso
MOR64930 MOR64940 MOR64943 MOR64945 MOR64970 MOR64980 MOR64981 MOR64985 MOR64991 MOR64996 MOR65015 MOR65030
Mr. Gasket
MRG97
MRG98 MRG98A MRG3405 MRG3710 MRG4945 MRG6005 MRG6006 MRG6007
ProForm
PFM67160C
Open 1/2" Open
Racing Power Company
RPCR2048 2" RPCR2081 2" RPCR2103 1" RPCR9134 1" RPCR9135 2" RPCR9136 1" RPCR9137 2" RPCR9138 1/2" RPCR9139 1/2"
Trans Dapt
TRA2048 2" TRA2063 3/8" TRA2081 2" TRA2084 1" TRA2103 1" TRA2280 3/8" TRA2461 2" TRA2529 1" TRA2531 1" TRA3200 1-1/2"
1.75", 4-Hole Open 1.750", 4-Hole 1.467", 4-Hole Open Open Open Open 1.696", 4-Hole 1.75", 4-Hole Open Open
1.670" 1.670" Open Open 1.670" Open Open 1.625", 4-Hole Open
Tapered
4-Hole Open Open 4-Hole 4-Hole Open Open 4-Hole Open
1-11/16", 4-Hole Open Open Open Open 4-Hole Open 4-Hole
—
Open
1/2"
1"
1" 1/2" 1/2" 2" 1" 1" 1/2" 1" 1" 1/2" Wedge
1/4" 1/2" 1/2" 1" 1/2" 1" 1" 1" 2"
1"
1.5625", 4
Hole
Taper Taper Taper Taper Taper Taper Taper Taper Taper Taper
Open
CARBURETOR SPACERS
2021-22 ENGINE BUILDER CATALOG
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