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Mopar Monsters

Almost 50years of development have made the Gen 2 Hemi the most powerful racing engine on the planet. By Paul Stenquist Photos by Chris Graves Regardless of what logos the body might wear, today’s 8,000+ horsepower funny car

Bolt-On Hop-Ups

Adding significant HP for insignificant effort – and cash—in an afternoon. Instead of a Movie Dept Title: Bolt-On Hop-ups Blurb: Adding significant HP for insignificant effort – and cash—in an afternoon. Text and photos by

Ultimate Big-Block Build

Hellcat Schmellcat. Everyone is running around today with 700-1000+ horsepower. Even Top Fuel Hemis max out at around 13,000 horsepower. Well, Mopar Action is gonna blow all those wimp motors into the wees. How does 108,920 horsepower

Blower

Blower Peter Black, Geelong, Australia, 1967 Dodge Coronet 440 500 Hi Rick, long-time reader & subscriber, big fan. I've had this 440 engine for about 15 years now. Bought it in 1000 pieces and rebuilt it as a fairly stock…

Hemi Hassle

Hemi Hassle Gino Faini, Framingham, MA, 1970 Plymouth Cuda 426 I have a 1966 426 Hemi engine in a 1970 'Cuda. The engine was just redone, new rings, bearings, guides, seals. My problem is, after a short time of driving the oil…

Internal Bleeding

Internal Bleeding Bob Johnson, Pittsburgh, PA, 1968 Dodge Charger 440 Rick, thanks for providing all of the useful tech articles on moparaction.com - I'm sure you are busy, but I was hoping you could point me in the right direction on an…