Gm Iron Duke Engine Diagram

Yet into the early 1990s gm was putting the iron duke into some of its most popular models such as the pontiac grand am chevy s 10 and the chevy lumina. The engine does have the chevy bell housing bolt pattern though. Output is 120 hp 89 kw at 5000 rpm and 140 lb ft 190 n m at 3600 rpm.

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Shop 151 pontiac iron duke inline four parts and get free shipping on orders over 99 at speedway motors the racing and rodding specialists.

Gm iron duke engine diagram. Hardcore garage 1 295 views. It is entirely different from the iron duke and was the last north american iteration of the gm 122 engine. The 151 is often called the iron duke but is actually a pontiac engine designed to replace the chevy iron duke i4 engine. The bell housing is basically ford on the transmission side and chevy on the engine side.

This 151 was also used by american motors amc starting in 1980 as the base engine option in the rwd spirit and concord and. 151 pontiac iron duke inline four parts in stock with same day shipping. The 2200 uses an iron block and aluminum 2 valve cylinder head. The iron duke also called the 2500 151 pontiac 2 5 cross flow and tech iv though the decal on the air filter assemblies actually reads 4 tech was a 2 5 l 151 cu in i4 piston engine all iron dukes were built by pontiac beginning in 1977 and ending in 1993.

A regular chevy bell housing will bolt to the iron duke. Putting a 70s era engine into a 1990 vehicle is. The iron duke engine also called 151 2500 pontiac 2 5 and tech iv is a 151 cu in 2 5 l straight 4 piston engine built by the pontiac motor division of general motors from 1977 to 1993. My suggestion is use a small block chevy bellhousing and an aluminum muncie 4 speed transmission.

The 2 5 iron duke has the same bell housing bolt pattern as a chevy small block. The iron duke also called the 2500 151 pontiac 2 5 cross flow and tech iv though the decal on the air filter assemblies actually reads 4 tech was a 2 5 l 150 8 cu in i4 piston engine all iron dukes were built by pontiac beginning in 1977 and ending in 1993. The engine is manufactured by gm and uses a cast iron block and cylinder head with hydraulic lifters and 5 main bearings. Thereafter gm s 2 2 l ohv 4 cylinder replaced it across the entire lineup of vehicles that offered it.

Stripping the wire harness off a 2 5 iron duke chevy s10 engine. This 151 was also used by american motors amc starting in 1980 as the base engine option in the rwd spirit and concord and. Although its original purpose was to serve as pontiac s new economy car engine it was later adapted. While the iron duke of the early 90s wasn t quite the same as the iron duke of 1977 it s hard to overstate the audacity of this practice.

This engine is equipped with secondary air injection and is flex fuel capable.