Model 5165 - Holley 4500 Dominator - 2" Phenolic 4-hole Carb Spacer
Model 5166 - Holley 4500 Dominator - 2" Phenolic "CLOVER LEAF" OPEN plenum Carb Spacer
Model 5167 - Holley 4500 Dominator - 2" Phenolic "STANDARD" OPEN plenum Carb Spacer
Model 5168 - Holley 4500 Dominator - 2" Phenolic "DART 4500" OPEN plenum Carb Spacer
Model 5170 - Holley 4500 Dominator - 2" Phenolic 4-hole top "STANDARD" OPEN bottom Carb Spacer