Dog (subspecies name Canis lupus familiaris) also known as hound is a subspecies of the grey wolf (Canis lupus), a member of the Canidae family of the mammilian order Carnivora. The term domestic dog is generally used for both domesticated and feral varieties.
GT40 and GT40P heads are probably the best factory production small block Ford heads. GT40 and GT40P heads have line designations on the end of each casting. 3 lines on the GT-40 and four lines on the GT-40P.GT40 heads are found on 96 and early 97 V8 Explorer/Mountaineers as well as 5.8L Lightnings and 93-95 Cobras. GT-40P heads are found on the 97 and newer 5 liter Explorer/Mountaineer V8s.The GT40P replaced the standard GT40 on the V8 Explorers and Mountaineers in early 1997.Prior Explorers and Mountaineers had Cobra GT40 heads that were milled to bring it's larger combustion chamber down to the size of the E7 heads to keep compression up. The 5.0 explorer intake was the same from 96-01.T40 and GT40P heads are probably the best factory production small block Ford heads. GT40 and GT40P heads have line designations on the end of each casting. 3 lines on the GT-40 and four lines on the GT-40P.
This article supersedes TSB 08-19-8 to update the vehicle model years and remove the production fix date. Some 2007-2008 Expedition vehicles equipped with a 6R75 transmission may exhibit a squawk type noise during hard acceleration down shifts (4-3), (5-3) and (6-3) downshifts.The noise is produced during the release of the overdrive clutch.Follow the Service Procedure steps to correct the condition. have a 2008 Ford Expedition 2wd with 6 speed trans. The truck shifts well but frequently rasps or grinds gently when I accelerate after slowing.