Earls UltraPro Series Hose Size 20 6 Ft 680620ERL hooker headers Year Make Model Submodel Engine seatbelts and accessories Year Make Model Submodel Engine Size 1981 GMC K1500 Suburban 1973 GMC C25 C2500 Pickup 307 5L V8 1973 GMC C35 C3500 Pickup 307 5L V8 1973 GMC Jimmy 307 5L V8 1973 GMC K15 K1500 Pickup 307 5L V8 1973 GMC K15 K1500 Suburban 307 5L V8 1973 GMC K25 K2500 Pickup 307 5L V8 1973 GMC K25 K2500 Suburban 307 5L V8 1973 GMC K35 K3500 Pickup 307 5L V8 1973 Chevrolet Blazer 307 5L V8 1973 Chevrolet C10 Pickup 307 5L V8 1973 Chevrolet C10 Suburban 307 5L V8 1973 Chevrolet C20 Pickup 307 5L V8 1973 Chevrolet C20 Suburban 307 5L V8 1973 Chevrolet C30 Pickup 307 5L V8 1973 Chevrolet K10 Pickup 307 5L V8 1973 Chevrolet K10 Suburban 307 5L V8 1973 Chevrolet K20 Pickup 307 5L V8 1973 Chevrolet K20 Suburban 307 5L V8 1973 Chevrolet K30 Pickup 307 5L V8 1973 GMC C15 C1500 Pickup 307 5L V8 1987 GMC R1500 350 5 Holley is now offering budget friendly fabricated intake manifolds for LS UltraPro from Earl's was engineered as a system to exceed the rigorous demands of even the most extreme forms of racing 517" Fluid Type Automatic Transmission Fluid Fluid Type Bio Fuels Fluid Type Coolant Fluid Type Diesel Fluid Type E85 Fluid Type Methanol Alcohol Fluid Type Oil Fluid Type Pump Gas Fluid Type Race Gas Fluid Type Rating Automatic Transmission Fluid 5 out of 5 Rating Fluid Type Rating Bio Fuels 5 out of 5 Rating Fluid Type Rating Coolant 5 out of 5 Rating Fluid Type Rating Diesel 5 out of 5 Rating Fluid Type Rating E85 5 out of 5 Rating Fluid Type Rating Methanol Alcohol 5 out of 5 Rating Fluid Type Rating Oil 5 out of 5 Rating Fluid Type Rating Pump Gas 5 out of 5 Rating Fluid Type Rating Race Gas 5 out of 5 Rating Hose Family UltraPro Hose Length 6 Feet Hose Outer Material Black Monofilament Hose Size 20 AN Inside Diameter 1