Produced from 1969 to 1996, the Ford 251 Windsor was based on the smaller 302 engine imitation and was originally intended for convenience in passenger cars. In consequent elderliness, the 351 was added to trucks, and versions were installed as marine engines besides. Various chart changes took settle during their Industry that were meant to develop the engine's efficiency and performance also as decrease emissions, nevertheless the engine's core chart remained unchanged.
Basics
The 351 Windsor engine inceptive appeared in 1969 and is based on a 90-degree V8 constitution that utilizes an overhead valve train. This dummy uses hydraulic lifters and is operated by a camshaft located in the centre of the engine block. As the name implies, the Windsor's total cylinder volume displaces 351 cubic inches.
Power
The 351 Windsor in stock form creates 380 pound-feet of torque at 3,400 rpm and 300 base horsepower. Torque and horsepower ratings for later versions vary depending upon their intended applications and emissions requirements.
Firing order
The firing order for the 351 Windsor is 1-3-7-2-6-5-4-8 with the No. 1 cylinder located on the right side of the engine at the front. This firing order is different from the rest of Ford Motor Co.'s small-block engines.
The crankshaft has 3-inch diameter main journals and 2.311-inch rod journals, and is made from cast iron.
Casting Material
The engine block, intake manifold and cylinder heads are made of cast iron, with the block, manifold and heads contributing to a total average engine weight of 510 lbs. The intake manifold on the 1969-76 351 Windsor is held to the cylinder heads with 16 bolts.Oil
The oil pressure rating for the 351 Windsor ranges from 35 psi at idle to 60 psi under load.
Crankshaft
The crankshaft design of the 351 Windsor uses two bolts to secure each main bearing cap to its saddle.
Bore/Stroke
The cylinder bore size for the 351 is 4.00 inches. The stroke, which is the length of travel for the piston in its cylinder bore, is 3.50 inches.Later performance versions sometimes used aluminum intake manifolds.
