Edelbrock Adapter Plate - GM LS T/B to 90mm Opening H777C04XL rear 1-5/8" o

rear 1-5/8" o

Smooth idle with fuel economy for 326 to 400c

Kit includes an 8" long 3/16" hard line

universal thermostatic sandwich adapter

Edelbrock Adapter Plate - GM LS T/B to 90mm Opening H777C04XL rear 1-5/8" oThrottle Body Adapter for LS1 throttle body to EFI elbow Since 1938, Edelbrock has been committed to making the finest high performance products in the industry. The famous Edelbrock Intake Manifold, Edelbrock Aluminum Cylinder Heads and Edelbrock Water Pumps have become the industry standard. Edelbrock cylinder heads offer improved performance throughout the rpm range for great throttle response and top end horsepower. Edelbrock Victor Jr. cylinder