Racing Power Valve Cover Bolt - 1/4-20 in - 3-1/2 in Long - Allen Head - Zinc Oxide (Set of 12) Bump Spring Cap High Strength Alloy - Precision

High Strength Alloy - Precision

Proper system pressure also keeps piston and wheel cylinder seals expanded

Gasket Phenolic Carburetor Spacer - 1 Inch - 4 Hole Center

And for more stability

2013-2017 Subaru WRX STI

Racing Power Valve Cover Bolt - 1/4-20 in - 3-1/2 in Long - Allen Head - Zinc Oxide (Set of 12) Bump Spring Cap High Strength Alloy - PrecisionProduct Description: Valve Cover Fastener Bolt 1 4 20 in 3 1 2 in Long Washers Included Allen Head Steel Zinc Oxide Set of 12 Started in 1995 and specializing in both aftermarket and OEM markets, the Racing Power Company offers more than 4,800 different parts, including valve covers, dress up kits, air cleaner assemblies, crankshaft pulleys, breathers, light assemblies, and more.