JET Powr-Flo Throttle Body Spacer - 1 in Thick - Blue Anodized - Mopar Gen III Hemi - Various Applications AA0710AF2T61 UHF Motorola / Vertex VX

UHF Motorola / Vertex VX Series Radios

You can simply dial in 1 degrees-15 degrees with the rotary dial for quick adjustments

and as newer

1988 Chevrolet R20 7

JET Powr-Flo Throttle Body Spacer - 1 in Thick - Blue Anodized - Mopar Gen III Hemi - Various Applications AA0710AF2T61 UHF Motorola / Vertex VXJET JET Powr Flo TBI Spacer 62139 Increased Mid Range Horsepower And Torque Improved Throttle Response Increased Fuel Economy No Other Vehicle Modifications Required Free Flow Exhaust Systems Optimizes Cold Air Intakes Precision Machined Out Of Billet Aluminum Bolt On Installation 62139 2005 Chrysler 300 C V8 345 5. 7 GAS FI N H Jet Powr Flo TBI Spacer; CARB E. O. D 234 9; Improved Throttle Response Increased Fuel Economy No Other Vehicle