Holley 4150 Aluminum Float Bowl Kit
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Please NOTE the following about this product:
- This item is sold as a pair.
Q & A
What's in the Box
These lightweight aluminum center-hung fuel bowls have glass sight windows for easy float adjustments. They fit Proform, Quick Fuel and Holley double pumper carburetors.
Kit includes two fuel bowls, gaskets and anodized fuel inlets.
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This fuel level control kit from Moroso increases bowl capacity by 40% to eliminate fuel starvation problems. Foam baffles prevent fuel slosh to eliminate the chance of the jets being uncovered under hard cornering, braking or acceleration. Fits Holley 2 and 4 bbl carbs with metering blocks and removable jets. Does one end of a Holley carb.
Kit contains one float bowl spacer, four foam baffles, one accelerator pump arm, four 3-1/4" float bowl bolts, two float bowl gaskets and four nylon float bowl screw gaskets.
545-65221 Instructions (PDF)
Holley accelerator pump diaphragms are available in 30cc (427-1355) or 50cc (427-1357) sizes. For use with gasoline only.
These Holley replacement Nitrophyl carburetor floats are for center hung float bowls.
Replacements for the pieces that leak or wear out.
Bolt to the base of your carburetor so you can work on it without damaging the throttle assembly.
- 5/16”-18 threads
- 1-1/2” tall
- Set of 4 (nuts included)