Coat the walls with liberal amounts of lubrication. Obviously, the main caps will have to be removed to install the crankshaft. The top ring is exposed to more heat than the second ring. Although very much related in general configuration to the 289-302 and sharing the same bell housing, motor mounts, and other small parts, the 351W had a unique, tall-deck block, larger main bearing caps, thicker, longer connecting rods, and a distinct firing order 1-3-7-2-6-5-4-8 versus the usual 1-5-4-2-6-3-7-8, a means to move the unacceptable 'noise' of the consecutive firing adjacent front cylinders to the more rigid rear part of the engine block all while reducing excessive main bearing load , adding some 25 lb 11 kg to the engine's dry weight. The Boss 302 and 351C-4V head casting were the same except for a minor difference in water passages. The ports flow better due to their round shape and straight path. Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not EricTheCarGuy.
Also used was a special road racing style 8-quart oil pan. Rather, like all Shelby Mustang engines, it was modified by Shelby American in their capacity as a vehicle upfitter. Step-14: Lubricate the Rear Main Seal The rear main seal gets liberal doses of engine oil or engine assembly lube. The first attempt mated a tunnel-port head to a 289 cu in block, but the displacement proved to be too small to deliver the desired power. With a top-dead-center indicator a dial indicator , we determine true piston location. The M and C engines share almost no interchangeable parts.
If that doesn't work, replace the pressure line. Step-15: Set the Crank in Place The 1M 2. In mid-1997, the Explorer and Mountaineer 5. The Ford tunnel-port design runs the pushrod through the center of a round intake port, within a thin wall tube. The block featured heavy-duty, four-bolt main bearing caps and pressed in freeze plugs.
Use a light film of silicone sealer between the seal and block. The street version used flat-top piston, for 10. In 1970, the manufacturing of the engine was moved from Windsor, Ontario to Cleveland,Ohio. If you have forgotten your password, enter the Email address you use to log in, then click the reset button. There are three plugs at the front of the block behind the timing set. A high-performance version of the 289 engine was introduced late in the 1963 model year as a special order for Ford Fairlanes. This modification required the use of custom pistons by reason of differing combustion chamber terrain canted valves vs.
Until began to appear in the 1980s, net power ratings did not rise above 210 hp 157 kW. The main features included: an angled, high-rise aluminum or iron intake manifold, a larger four-barrel carburetor, and bigger valves of 1. The journals get engineassembly lube. Two Autolite 4300 carburetors were used on the street version. Trans Am competition in 1969, the Boss 302. The Windsor designation was adopted to distinguish the 351 cu in 5.
The manual covers a variety of topics from getting your shop ready to tearing the engine apart, cleaning all components, inspecting the parts, repairing or replacing defective ones, and reassembling the engine. Two Autolite 4300 carburetors were used on the street version. The seal tab should be outside. This Tech Tip is From the Full Book,. Step-25: Second Ring Compression rings differ from each other based on the conditions they face. The intake ports were straight, instead of snaking around the push rods. A piston ring expander is necessary for removing the piston rings without damaging them; any other method screwdriver blades, pliers, etc.
. In an attempt to reduce the high speeds, the organizers of this race capped the engine capacity in 1968. The overhead valve pushrod engines competed for space with the intake ports. Step by Step Ford Small-Block Rebuild Guide: Assemble the Short Block Step-01: Inspect the Block Last-minute detailing is done on the block mating surfaces. The Boss 302 block was essentially the next generation of 289 High Performance hardware, but features a forged steel crankshaft, 4-bolt main caps, and screw-in freeze plugs. Conventional design places the pushrods along side a rectangular shaped intake port. The manual covers engines made from 1960 to late 1990 with sizes ranging from 255 to 460 cid.
Make sure each ring is right-side up. We degree an engine because we want to determine both valve and piston timing events. By comparison, the 289 High Performance engine used 1. Some used an early transistorized ignition. The uncross-drilled block with increased bore capacity became available from the third quarter of 2009. That year a high performance 302 was not offered in the production cars.