Earl's Performance - LS Water Pump to -20 AN Adapter Kit 81 in OD - C4-R6

81 in OD - C4-R6 Valve - Steel - Zinc Plated - Each

Backed by Flowmaster's three year Limited Warranty

500 in OD - Steel - Set of 100

For the person who wants a subtle custom appearance with all the benefits that a Flowmaster Cat-back exhaust system provides

Flywheel - 168 Tooth - External Balance - 1-Piece Seal - GM - Each

Earl's Performance - LS Water Pump to -20 AN Adapter Kit 81 in OD - C4-R6Earl's leads the way with firsts for LS engines! Water pumps come with push on barbs for clamping the standard radiator hose. Push on hose connects just aren't good enough for the hard core performance minded. Earl's offers an adapter kit to convert inlet and outlet to 20 AN. One kits works with ALL LS water pumps. Included is an O ring adapter plate which upgrades early LS water pumps to the later, less restrictive style of thermostat.