No. 59 Valve Guide Drivers - 5/16 I.D. - Harley-Davidson Evo Big Twin/Twin Cam/Evo XL Brand_9 Finger Fabrication Parkerized accurate reproduction of upper

Parkerized accurate reproduction of upper mounting parts used on all 1940-1965 Big Twins and 45s

The heavy aluminum construction gives you many options between paint or polish

and are a great

Also provides superior gear shifting and extended life

No. 59 Valve Guide Drivers - 5/16 I.D. - Harley-Davidson Evo Big Twin/Twin Cam/Evo XL Brand_9 Finger Fabrication Parkerized accurate reproduction of upperAn essential for any engine builder! Valve Guide Drivers make short work of changing out those worn guides in those swap meet panheads you bought for a song. When working on heads, everything else is based off of the valve guide geometry. These drivers will help you be sure your new guides are put in correctly, which you definitlely want, since the seat geometry is based off of the orientation of the guide. These drivers are constructed from a high