Offenhauser 5904 Tunnel Ram Base Big Block Chevy
$683.00This is the BASE for a tunnel ram for a Big Block Chevy. Aluminum. Gaskets sold separately. 5409G/6161G
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Offenhauser 5921 Tunnel Ram Base
$563.00Offenhauser 5921 Tunnel Ram Base for Chevrolet 283-400. Base only. Use 5921 G for gasket in between 5921 base & 5922 top.
Fits the following tops:
- 5922 Single Quad top for Holley or T.Q. carbs
- 5923 Dual Quad top for Holley carbs.
- 5930 Single Quad top only to accept Holley 4500
- 5978 3 Weber carb set up
- 5988 Dual Quad top for T.Q. carbs only
If you do not see your top listed for purchase, please email or call us.