Offenhauser 3860 Carburetor Adapter
$49.00The Offenhauser 3860 accepts 3 bolt carb on 4 bolt adaption A base
Showing 25–36 of 89 results
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Offenhauser 4006 Carburetor Adapter
$81.00This Offenhauser carb adapter will work on their flathead 4 brl intake manifold (also Y-block Ford and other apps) to put on either a Carter AFB, Edelbrock Performer or Holley std bore 4 brl. ( AFB or Edelbrock won’t work on 48 and earlier engines because of the water outlets).  The manifold base measurement is 3 & 7/8″ X 3 & 3/4″.  It is prox 1/2″ thick.
Holley 4 bl Carb to Carter AFB & Small Rochester 4 bl manifold
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Offenhauser 4006/5170 Carburetor Adapter
$81.00This Offenhauser carb adapter will work on their flathead 4 brl intake manifold (also Y-block Ford and other apps) to put on either a Carter AFB, Edelbrock Performer or Holley std bore 4 brl. ( AFB or Edelbrock won’t work on 48 and earlier engines because of the water outlets).  The manifold base measurement is 3 & 7/8″ X 3 & 3/4″.  It is prox 1/2″ thick.
Quad Adapter C Carb. On either Quad Adaptation A or B Base
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Offenhauser 4006/5170-90 Carburetor Adapter
$81.00Quad Adapter C Carb. On either Quad Adaptation A or B Base – 90 degree
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Offenhauser 4035 Adapter
$111.00Offenhauser 4035 Adapter. 3 bolt carb to 4 bolt base, most drill 1 hole in manifold base.
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Offenhauser 5044 1949-1964 Ford/ 1951-1964 Mercury Transmission Bolt Flange To Cadillac LaSalle Transmission
$68.0049-64 FORD or 51-64 MERC Trans. Bolt Flange to Cad- LaSalle Trans.
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Offenhauser 5045 Wedge Carburetor Adapter
$91.00Offenhauser 5045 Wedge Carburetor Adapter 8 degree leveling block for oval track racing. Accepts quad adaption C carb on quad adaption A base.
Offenhauser 5045-A Wedge Carburetor Adapter 8 degree leveling block for oval track racing. Accepts quad adaption A or C on same size manifold base.
Offenhauser 5045-B Wedge Carburetor Adapter 8 degree leveling block for oval track racing. Accepts quad adaption C carb to same size manifold base.
Select options This product has multiple variants. The options may be chosen on the product page -
Offenhauser 5095-A Quad Carb Adapter
$75.00Offenhauser 5095-A Quad Adapt. level Block 4 Bolt Adaption A Carb on B or C Base
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Offenhauser 5173 Engine Adapter Flange
$281.00Offenhauser 5173 Engine Adapter Flange Chevy to Ford 49-64 or Mercury 51-64 Comes with mounting hardware.
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Offenhauser 5174 Engine Adapter Chevy to Ford
$281.00Offenhauser 5174 Engine Adapter Flange Chevy to Ford 32-48 or Mercury 39-50 Fully cast aluminum.
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Offenhauser 5248 Bolt on Block Off Plate
$46.00Offenhauser 5248 Bolt on Block Off Plate. Carb cover pad for large base 2 throat 4 b carbs. For large base only. 3 3/4″ bolt pattern. .
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Offenhauser 5272 Manual Trans to Flathead V8 Adapter
$615.00Offenhauser 5272 Manual Trans to Flathead V8 Adapter. Permits use of early Ford clutch release shaft, fork and throw out bearing, when connecting Chevrolet transmission to early Ford and Mercury adapter flange. Throwout bearing must be used with a Long-style pressure plate. Includes pilot bushing adapter. Please note that other linkage is not included and must be purchased separately.