engine rocker arm adjusting nut. Built for enthusiasts who demand reliable performance on the street and at the track.
Product Details
7/16" High Energy Poly Lock
Fitment
See product title for application details.
Part Details
Part type: Engine Rocker Arm Adjusting Nut
Part number: 0138Y
Fitment tip: Performance parts often vary by submodel, trim and production date. Verify your vehicle’s year, make, model and submodel before ordering — or contact us and we’ll confirm fitment for free.
