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LUV 72 - 80 / Chevy 4.3L V6
Package contents
1 Right Header
1 Left Header
1 pr. Gaskets
12  3/8” head, header bolts
1 Reducer kit with bolts & nuts
2 large ACE decals
Raise vehicle a minimum of 30”
Clean head surface of all gasket material.
Coat header gaskets. (Pam Recommended)
Remove oil filter, spark plugs, starter and converter cover.
Left side
Remove 3rd cylinder tube from header.
Guide header from bottom into place.
Insert gasket, start header bolts.
Install rear tube and start bolts.
Tighten all header bolts from the center out.
Install spark plugs and oil filter.
Right side
Disconnect E brake cables and E brake lever.
Remove E brake lever.
Remove front cylinder tube from header.
Guide rear section up into place.
Insert gasket, start header bolts.
Install front tube and start bolts.
Tighten all header bolts from the center out.
Install converter cover and starter.
Install E brake lever and connect cables. You may need to bend
top and or bottom of lever out slightly for cable clearance.
Install spark plugs.
Check all secondary wire routings.
After reaching operating temperature check header bolts.
Headers are coated with Rustoleum high heat barbeque paint.