Offenhauser 3124-8 Marine 8 degree Carburetor Wedge FWD
$75.00Marine leveling block, with Allens 8 degree. Engine mounted forward in boat.
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Marine leveling block, with Allens 8 degree. Engine mounted forward in boat.

Accepts quad adaption B carb on quad adaption A base

Offenhauser 3314 – 4 barrel to Dual 2 barrel carb adapter

Offenhauser 3409 Carburetor Adapter 8 degree leveling block, for oval track racing. Accepts quad adaption B carb on Quad adaption A manifold base.

Offenhauser 3409A Quad Adaption 8 degree leveling block for oval track racing. Accepts quad adaption A only carb on same size manifold base.

Quad Adaption 8 degree leveling block for oval track racing. Accepts quad adaption B only carb on same size manifold base

Offenhauser 3465 12 degree leveling block. Accepts quad adaption B carburetor on quad adaption A manifold base.

Marine leveling block. Accepts quad adaption B carb on quad adaption A manifold base. 15 Degree.

The Offenhauser 3858 accepts 3 bolt carbs on a 2 bolt adaption A base. The stud to stud spacing on our adapters are as follows: Offenhauser 3859 – 2 15/16″ Offenhauser 3858 – 2 5/8″

The Offenhauser 3859 accepts 3 bolt carb on 2 bolt adaption B base The stud to stud spacing on our adapters are as follows: Offenhauser 3859 – 2 15/16″ Offenhauser 3858 – 2 5/8″

The Offenhauser 3860 accepts 3 bolt carb on 4 bolt adaption A base

This 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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