engine size

Asked by Danacog Mar 20, 2009 at 03:26 PM about the 1973 Plymouth Road Runner

Question type: General

What cubic inches are available?

6 Answers


318, 340 and the 400...I do not believe the 440 was still available...

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In 1973 the Available engines were as follows. Engines: 318 V8 170 bhp. (SAE Net) 340 V8 240 bhp. (SAE Net) 400 V8 255 bhp. (SAE Net) 440 V8 280 bhp. (SAE Net) 440+6 V8 330 bhp.(SAE Net)


there was no 440 6 bl. But there was an optional 440. U had to get get the GTX option on the road runner!

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Simon is right. No six-packs were available after 71.

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In 1973 best motor was 340 also available was 318 360 400 440+6 only in roadrunner/GTX440+6

I have a motor with casting number 10200413 it's a 1968 road runner motor. Only motor I know of is the 383 motor. This is a FE motor no fuel pump or carburetor on the motor. Please help. Thanks, chopshopno.1@gmail.com

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