Sanderson Shorty Headers - 1-5/8 in Primary - 2-1/2 in Collector - Silver Ceramic - Small Block Chevy - GM A-Body 1964-81 (Pair) Teflone Tube This Friction Modifier Chemistry has

This Friction Modifier Chemistry has not been blended into a full synthetic ATF

These thermostats are compatible with 2004-'08 GM LS2/LS7 engines that use a separate thermostat and water neck

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4" to 7" of adjustment below stock can easily be achieved

Sanderson Shorty Headers - 1-5/8 in Primary - 2-1/2 in Collector - Silver Ceramic - Small Block Chevy - GM A-Body 1964-81 (Pair) Teflone Tube This Friction Modifier Chemistry hasProduct Description: Headers Shorty 1. 625 in Primary 2. 5 in Collector Steel Silver Ceramic Small Block Chevy GM A Body 1964 81 Pair Founded in 1964, Sanderson started out producing custom headers for the emerging hot rod scene. They have since grown and expanded their product line to include headers and exhaust accessories for a wide variety of late model applications.