1973 Plymouth Road Runner Overview

Road Runner

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Road Runner

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Plymouth Road Runner Questions

Vin Code

VIN code for 1973 road runner stated RM21H3C, I thought should be RM23H3C??? Does the 21 mean something different?

Is This A Real Roadrunner

I am looking to buy this plymouth car that I found. I belive it is a 73 roadrunner. All I got was the vin on the dash. It reads. RN21H3G. Can any one tell me if it is a real roadrunner or not

What Engine Came Stock In My 1973 Road Runner

Vin# RM21L3R3215XX for my car. I can't find a reference for an engine L code for 1973. What would it be? The car was made in Canada. I don't have a fender tag or build sheet for the car.

1973 Plymouth Question

trying to determine model of plymouth. I know its a '73 but whether its a roadrunner or satellite is a hard call. Doesn't have the "hockeysticks" along the sides like a roadrunner but has a roadrunne...

Engine Swap Into A 73 Roadrunner

I have recently obtained a 73 roadrunner with a stock 400 big block with a 4 speed transmission and 8 3/4 rear end all numbers matching. I want to replace the engine with something newer so if I do...