The ORIGINAL No Smoke

The ORIGINAL No Smoke Treatment! Extra thick formula seals the spaces between valves and guides, piston rings and cylinder walls, thus reducing oil consumption and burning. Improves compression, power and performance, cushions worn bearings and quiets noisy lifters. It is the most effective additive for oil burning cars to reduce exhaust smoke. For use at each oil change. Bottle is calibrated for 4, 6, & 8 cylinder engines.