Perma-Cool 1134; Canister to Spin-On Adapter 13/16 in. -16 for Chevy V8. Oil Filter Adapter Kit Series:Canister to Spin On Adapter. Nipple Thread Size:13/16 in. WARNING: This product can expose you to chemicals including chromium, known to the State of California to cause cancer and birth defects or other reproductive harm.More info.