which oil to use

Valvoline not street oil is in my motor / Amazon has it for $37 for 6 quarts with free shipping.

Summit racing thou came out with its own oil..not really cheaper than amazon once you factor in shipping but for $5.95 a quart price isn't too bad.

http://www.summitracing.com/search/...Street-Strip-Premium-Racing-Oil/?autoview=SKU