Mustang Head Bolt Reducer Bushings
- Allows Use Of Heads With 1/2" Bolt Holes On 7/16" Blocks
- Trick Flow Quality
- Steel Construction
- Black Zinc Finish
- .500" O.D.
- .438" I.D.
What's in the Box
- (20) Head Bolt Reducer Washers
Easily adapt 1/2" bolt hole cylinder heads, to your 302 engine block with 7/16" holes, using this Trick Flow 1979-1995 Mustang head bolt reducer bushing kit! Your factory 5.0 engine block takes a 7/16" head bolt. If you're looking to run 351W cylinder heads, you'll need a step down, or reducer, washer for these to work. Most of your aftermarket aluminum performance cylinder heads, like the GT40X head, also use a 351W size 1/2" head bolt hole. Step down washers take up the slack when installing a 1/2" size cylinder heads, on a factory 302 block that has 7/16" bolt holes. Constructed with steel, and a black Zinc finish, these Trick Flow head bolt reducer bushings are built to last! The outside diameter is .500", while the inside diameter is .438".
-Fits 1979-1995 Mustang using 1/2" Size Cylinder Heads
Trick Flow Warranty - Click Here