Allstar Performance Idler Arm - 1978-88 Monte Carlo / GM Metric Intermediate Steering Wheel Disconnect Coupler Speedometer Recalibration For Gear/Axle Swaps

Speedometer Recalibration For Gear/Axle Swaps Based On Fitment

Sprint Car / Midget

Adjustment bolt has 4" of travel and adjusts with a 1/2" square drive ratchet

VSC (Variable Speed Controller) With our VSC (included with bundle) the MAC Air’s flow can be easily toggled between off

Power Valve

Allstar Performance Idler Arm - 1978-88 Monte Carlo / GM Metric Intermediate Steering Wheel Disconnect Coupler Speedometer Recalibration For Gear/Axle SwapsIdler Arm K6187 1978 88 GM Metric Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable and practical items available from Allstar Performance. Product Description: Idler Arm OE Style Steel Black Paint GM A Body G Body 1978 88 Sold