Rear Coolant Crossover Block Off Plug Steam Port Head Fitting For GM LS Camaro
$12.90
1/8" NPT threaded holes to crossover steam/coolant from cylinder heads. Can be installed on the front or rear of heads. Type: Coolant Bottle. Fits for LS Engines: Works on LS1 LS2 LS3 5.3 6.0 LM7 LQ4.