Any 4 cyl iron dukers? - Third Generation F-Body Message Boards
Cut-Down Engine of the Week: GM Iron Duke
4 Cylinder 2.5 L "Iron Duke" S-10 Engine - Gavel Roads Online Auctions
Iron Duke Community | Facebook
ATK Engines DP62: Remanufactured Crate Engine for 1991-1993 Chevy S10 & GMC Sonoma with 2.5L L4 - JEGS
Best looking Iron Duke engine? Most pimped out 2.5? - Pennock's Fiero Forum
Jeep Engine: GM 151
FN Jeep - Newly Rebuilt 151 Iron Duke 4 Cylinder Engine... | Facebook
The Iron Duke - GM's Worst Engine Ever? | GMParts Center Blog | GM Parts Center
Hot Rods - Iron Duke owners, will it work. | The H.A.M.B.
Iron Duke Engine Guide - Reliability, problems, & fuel economy.
Iron Duke engine - Wikipedia
Cut-Down Engine of the Week: GM Iron Duke
Junkyard Outtake: Put Up Your (Iron) Dukes | Curbside Classic
Old Marine Engine: Does anyone know what 4 cyl GM this is????
Is the Iron Duke Engine Bad?
Iron Duke engine - Wikipedia
The Little Engines That Could, Part 4: Chevy II 153 Four – Six Minus Two Equals Roughly Unpopular | Curbside Classic
For the last time, the Iron Duke was not the same engine as the Chevy II four-cylinder | Hemmings
Hot Rods - Iron duke in a model A | The H.A.M.B.
Worst Engines of All Time: GM's 2.5L Iron Duke 4-Cylinder - YouTube
The Pontiac 2.5L
Cut-Down Engine of the Week: GM Iron Duke
Cut-Down Engine of the Week: GM Iron Duke
