+3 THROTTLE BODY-58MM-BBK-85-88 (#E21286) 00644 $465.68 In stock Quantity: 1 Add to Bag Product Details 1985-1988 CORVETTE BBK THROTTLE BODY - 58MM 305 OR 350 TPI EASILY INSTALL THIS BOLT ON FOR A POTENTIAL 9 -12 HORSEPOWER INCREASE AND GREATLY IMPROVE AIR FLOW! 1,000 CFM - IDEAL FOR HIGHLY MODIFIED ENGINES. O-RINGED SHAFT & DOUBLE SEALED ROLLER BEARING ALL NEW CNC MACHINED BBK CASTING AND COMPONENTS FROM 356 ALUMINUM TO ENSURE OEM QUALITY AND FITMENT. 50 STATE LEGAL EPA: D-245-13 INCLUDES: THROTTLE BODY, NEW GASKETS, AND DETAILED INSTRUCTIONS. NOTE: STOCK COUPLER WILL NOT WORK ON THIS THROTTLE BODY. SEE OUR PART E21287 FOR THE NECESSARY POWER COUPLER. Save this product for later Favorite