Holley 300-129 Dual Plane Carbureted Intake Rectangular Port Cylinder-GM LS3/L92 1992-1999 Chevrolet Suburban Leaf springs not designed for

Leaf springs not designed for excess additional cargo weight

This auto racing harness is manufactured using premium 3" polyester webbing and drop forged steel 3 bar slides and bolt on hardware ends

Includes Quick-Turbo housing

We've found the perfect combination of spring length to rate ratio and are very happy with our results

Holley 300-129 Dual Plane Carbureted Intake Rectangular Port Cylinder-GM LS3/L92 1992-1999 Chevrolet Suburban Leaf springs not designed forAll GM LS Gen III or IV engines equipped with LS3 LS92 style rectangular port cylinder heads Got an LS engine to get running? Nothing is easier than bolting on a carburetor. Holley's dual plane carbureted intake for GM's LS engines will help you get on the streets quick! Its dual plane design makes it perfect for low end torque, yet it still pulls all the way to 6,500 RPM! Our O ring cylinder head mounting flange gaskets provide an OEM style seal and