The dodge 318 small block is an incredibly common v8 engine found in many dodge and chrysler cars and trucks. The magnum s stock pistons are a hypereutectic design.
While they are technically cast the stock magnum pistons are much stronger than conventional cast pistons from the 1970s.
How to get more power out of a 5 2 magnum. The 360 was a 5 7l v8 engine produced and designed by chrysler from 1971 through 2002. Although it was initially designed as a more fuel efficient version of the mighty 360 you can get gobs of horsepower and torque out of the 318. In our opinion the greatest restriction to making more power in stock magnum engines is the camshaft.
Tips for getting more power from a chrysler 318 5 2 l v8. It was used in the dodge dakota. And reasonable power from a pre magnum 318.
If you have any info on this or more info on this cam please. The chart below compares the stock 5 2 5 9 they are the same cam to our smallest 5 2 torque cam. Building a mild 318 to this spec should net you at least 300 horsepower and 350 lb ft of torque probably a bit more while providing a very smooth idle reliable running and good fuel economy.
Small block mopar engine junkyard jewel 5 9l mopar magnum engine buldup there are a ton of late model magnum 360 eninge out there so we grabbed one and found out how to make good power. These choices are a little outside our current scope but there are several shops that can help out if you want to go with a magnum stroker. Pistons a word about pistons.
You can boost power and efficiency even more by coating the piston tops the insides of the intake exhaust ports and the inside outside of your. The engine underwent several major design changes during its 31 year production run and the magnum edition of the engine in 1993 was a 5 9l v8 that produced 250 horsepower and 345 ft lbs. Intend to find out.
On the positive side technology has marched forward and the vintage v 8 cores of the 1960s and 70s have been replaced in those same scrapyards by 318 5 2l and 360ci 5 9l magnum small. It is not little it is teeny weeny.