COMP Cams 4606-16 7/16" High Energy Adjusting Nuts PolylocksRocker Arm Style: Non roller Rocker Arm Nut Style: Polylock Rocker Stud Thread Diameter: 7 16 20 in. For Use with Stud Girdle: No Quantity: Sold as a set of 16. All COMP Cams rocker arm adjusting nuts are designed for the ultimate in strength and locking force. They are precision ground for minimum runout and are tapered for extra strength in the locking area. The special alloys in the polylocks ensure a quality and strength not found in any other

Thread Size: 1/2-20 in

Capacity: 5 lbs

Washer Included:Yes

Enginetech main & rod bearings - the choice of rebuilders for over 25 years

Small Block

these bolts are nearly five times stronger than OEM bolts

500" Bore 79-82   GM CAR 283/4

Needle bearings are precision sorted by size to evenly distribute loads

With the valve control and reduced weight that Beehive™ Springs deliver

Valve Lift with Factory Rocker Arm Ratio: 0

* 9-keyway crank sprocket for 2-degree incremental adjustability

especially at part throttle operation