WebJul 29, 2014 · By 1988, the Iron Duke had a roller camshaft, balance shaft and even a distributorless ignition system. Other improvements over the years included new pistons, rods, crankshaft and an in-pan oiling system. … WebJul 26, 2024 · See all 117 photos The impetus for Aardema and Braun's journey to build and develop mutant engines started with these Cosworth aftermarket double-overhead cam heads for the Pontiac Iron Duke 4 ...
PONTIAC 2.5L/151 Cylinder Heads - Summit Racing
WebHere are some interesting incites into the Iron Duke's performance potential. by: Gary Ohst ... They are actually stronger than the original SD block and can accept a variety of cylinder heads. Buying a complete used SD race motor and de-tuning it for street use would be far more economical. Aries pistons makes an aluminum SD block for around ... WebFeb 19, 2024 · For over 25 years have been building the 3.0 liter crossflow engine for the series IIA and III. The engine is based on the 151 cuin, 2.5 liter GM Iron Duke, but like hundreds of other engines it gains performance from a longer stroke. The longer stroke provides 183 cuin, 3.0 Liters of swept volume. citizenship language requirements canada
Better flowing GM heads for the 2.5 - Pennock
Web$ 495.00 ProMaxx Performance designed/developed this cylinder head from the GM 2.5 642R casting. This a new aftermarket head that is a direct bolt on replacement. This head … WebIron Duke 151 Fiero's The 120hp Iron Duke Curated from IronDuke7: http://ironduke7.tripod.com/builtduke.htm Some of these items are long since discontinued but can be sourced from eBay, Pennock’s, almost any place you can think of where fellow Fieroities knuckle drag. Google’s your friend! Sadly Bing is not…. Share this: Twitter … WebATK Engines Remanufactured Cylinder Head for 1987-1989 Chevy, GMC, Buick, Olds & Pontiac with 2.5L L4. Part Number: 059-2P42. Product Q&A View Now. Click image to zoom. $381.00 ... L4 2.5L Iron Duke See more product details. Free Shipping - Estimated to ship direct from manufacturer on 05/08/23 , pending manufacturer availability. Learn More. QTY . dick huffman salisbury nc