The 318 is the most common version of the A engine, produced from 1957 through 1966 in the US and 1967 in some export markets when it was replaced in all markets by the LA 318. Only Plymouth used this 318 in 1957 and 1958, but it was shared with Chrysler from 1959 on and Dodge from 1960 on. [5]

2012年9月17日 · Considered the “yank it out and put in a big block” engine, most people who have a poly 318 have heard it all. The Chrysler Polysphere, named for it’s polyspherical combustion chamber, was produced from 1956 to 1966 here in the states, and until 1967 in Canada. It had a similar design to the HEMI, but was less costly to build than the HEMI.

2022年6月8日 · No, the 5.2-liter Chrysler 318 is not a HEMI, though HEMI motors were available during the LA-series engine era. The HEMI V8 engines differed from the LA-series in several …

2024年6月8日 · With smart aftermarket choices, you can transform a stock '60s 318 from 230 horsepower up to around 400 horsepower. In general, there are several other affordable ways to boost your car's...

5 天之前 · In the Chrysler and Dodge divisions, the Hemi blocks could be interchanged with Poly blocks and vice-versa. The lower priced Plymouth line never received a Hemi engine because it never offered a V8 prior to the 1955 model year.

The new engine block was based on that of the Hemi V8, but with expanded bore centerline spacing (to 4.46 inches) and a higher deck (9.6 inches) for future growth—though the biggest Hemi was 392 cubic inches, and the biggest A-series engine, if one includes the later LA, was only 360 cubic inches.

2023年6月22日 · The 318 was engineered for the smaller Dodges and Plymouths on a 108- to 112-inch wheelbase and later the larger full-size Chrysler line of cars. The 318 initially powered the Dodge Dart and Demon and the Plymouth Barracuda, Scamp and Duster.

The 303 came as the standard V8 in export Plymouth and Plymouth-body Dodge (Plodge) 118″ wheelbase cars. Canadian Dodge and Fargo trucks received their first A-block with the 303, while the Chrysler Windsor stopped using the A-block and went back to …

A quick examination of the 318 shows that the distributor is at the rear of the engine, next to the firewall. Stamped on a pad on the left front area of the engine block under the left cylinder head is "318" to identify its cubic inch displacement. The valve covers are fastened with five screws.

2018年3月15日 · I have an early 65 truck poly 318 in the original truck. I was thinking of swapping in an early hemi. Will it bolt right up to my bellhousing? From info i see it probably will. Just wondering if anyone else has done this swap? Plenty of room in engine compartment. Will car hemi work as well as truck hemi? Or should i just refresh 318 and add ...