Replacement Thermostat O-Ring Gasket 53.9mm O.D AF59-1143
Suit GM LS1 & LS2
AF59-1143
59-1143
Replacement rubber thermostat gasket to suit GM LS1 and LS2 thermostat AF49-1143 and AF49-1144. 53.9mm Outside Diameter rubber O-ring.
Suit GM LS1 & LS2
AF59-1143
59-1143
Replacement rubber thermostat gasket to suit GM LS1 and LS2 thermostat AF49-1143 and AF49-1144. 53.9mm Outside Diameter rubber O-ring.
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