Holley 717-15 - Throttle Body Angle Adapter - for GM LS and LT, and LT4 Intakes ColdAirIntakes 3L engines

3L engines

5" Product Type Harmonic Balancer

2 V8 2016 Chevrolet Silverado 1500 SSV 325/5

one set straight out the back under the rear bumper

9L V8 1978 Buick LeSabre Custom 301/4

Holley 717-15 - Throttle Body Angle Adapter - for GM LS and LT, and LT4 Intakes ColdAirIntakes 3L enginesOverview: The considerable angle of the LS, LT, and LT4 intakes can cause issues routing inlet plumbing and clearance to aftermarket accessory brackets. One option is to mount the throttle body upside down, BUT this changes the air flow to the intake and can cause poor cylinder distribution and drivability issues. The 717 15 levels the throttle body for these swap applications without changing the flow the GM design intended. Other four bolt intakes