HVH Super Sucker Aluminum Carburetor Spacer - 1 in Thick - 4 Hole - Dominator Flange - Cloverleaf Manifold Water Neck 2020-2021 GMC Sierra 3500 HD

2020-2021 GMC Sierra 3500 HD Crew Cab PickupVehicle Applications: 2019-2021 Chevrolet Silverado 1500 Crew Cab Pickup

2014-2017 GMC Sierra 1500 78

Edelbrock Filters

1983-1991 GMC G1500

HVH Super Sucker Aluminum Carburetor Spacer - 1 in Thick - 4 Hole - Dominator Flange - Cloverleaf Manifold Water Neck 2020-2021 GMC Sierra 3500 HDProduct Description: Carburetor Spacer Super Sucker 1 in Thick 4 Hole Dominator Flange Aluminum Natural Cloverleaf Manifold HVH High Velocity Heads has been porting high performance cylinder heads and intake manifolds since 1970. HVH has over thirty years of head porting, head design, intake porting and intake design along with carburetor spacer design experience. Originally HVHV only worked for NASCAR Winston Cup teams, doing their cylinder heads and