The 20-154 throttle bracket is designed specifically for the Lo-Ram 300-621 front-feed intake manifold using the 105mm throttle bodies
Year Make Model Submodel Engine Size 1969 Oldsmobile Delta 88 Base 455/7
creating a clean and simple install that looks just as powerful as it is
(4) Nuts and interchanges with OE parts 17420-0H130
16" Product Type Intake Gaskets Thickness
Extreme+ Brake System Rear 4302341S y-pipe The 20-154 throttle bracket isFits Rear Ends w GM Small Pattern 10 12 bolt Bearing on Axle (BOA) w Flush Mount Bearing Housing Ends, (5x4. 75", 5x5"BC) Features: 1 Piece Monoblock, 6 Piston, 6S Caliper Manufactured in Phoenix, AZ CNC Machined from US Sourced 2618 Aluminum Forging Powder Coated Finish Stainless Steel Pistons, Abutments and Noise Suppression Clips Staggered Pistons to Minimize Uneven Pad Wear Dual Seals, Dust Weather & Pressure 2 Piece Slot, Drilled, Zinc Plate