Group: Members
Posts: 14
Joined: 6-April 08
Member No.: 10,602
Drives: 1993 Toyota pickup 22RE 4x4
Location: USA
Are your spark plugs, plug wires, dist. cap, and coil in good shape? Any misfire? Unburnt fuel would leech into the oil. Also do a compression test to find out if your cylinders are up to par