Posted by Vaughn on Monday, December 23, 2002 at 11:07AM :
In Reply to: Fuel posted by Dave on Monday, December 23, 2002 at 9:30AM :
If your not working the engine hard, you can get by without an additive. But if you are, use an additive. The lead was used to coat the valve seat for longer wear. You probably will get as many miles out of the engine, but will need hardened seats in a rebuild.