1968 Plymouth Road Runner

For Sale: 1968 Plymouth Road Runner – Numbers Matching 383 V8 – Rebuilt & Upgraded

Next up is this 1968 Plymouth Road Runner, a true numbers-matching car that holds on to its original muscle car roots while featuring modern upgrades for reliable, everyday performance. Finished in fresh Red paint over a black interior, this Road Runner is a factory RM23 hardtop model with its original rebuilt 383ci V8. The sale includes the original build sheet along with binders of service history and documentation.

Features and Upgrades:
Numbers-matching 383ci V8 rebuilt
CRB3 camshaft, valve adjustment, and valve timing
Original 4-barrel carburetor with electronic fuel pump
MSD ignition system and distributor
Polished pulley set and new alternator
Dual exhaust system
Rebuilt A727 TorqueFlite 3-speed automatic transmission
Oversized aluminum radiator with dual electric fans
4-wheel disc brake conversion
Hydroboost braking system with new master cylinder
Vintage Air A/C system
Fresh Red exterior paint completed May 2025
Matte Black hood
All bumpers and trim refinished in matte black
Dakota Digital gauge cluster
Custom floor-mounted console with cupholders
Double-din Bluetooth stereo
Hifonics amps and DM-608 Audio Control system
Stereo powered by separate battery in the trunk
Custom stereo speakers with 6x9s mounted in rear package tray
NOS nitrous system installed
17-inch US Mags wheels
Bridgestone Potenza 225/45R front tires and 265/40R rear tires
New gas tank and fuel lines
New windshield gasket and rear package tray
Original AM/FM radio included
Interior features original black bench seat and door panels, headliner intact

This Road Runner presents as a freshly rebuilt, upgraded driver. The rebuilt 383 V8 fires up easily and delivers strong performance through its modernized ignition and fuel systems. Steering, braking, and cooling have all been upgraded for modern reliability. The freshly painted exterior looks excellent, accented by blacked-out trim and a matte black hood. While the interior retains its original character with factory bench seating and door panels, modern conveniences like Dakota Digital gauges, Vintage Air A/C, and a Bluetooth stereo improve daily usability. The glass is clean throughout, and all major systems function properly. This Road Runner runs strong, stops confidently, and stays cool thanks to extensive performance and comfort upgrades, making it an ideal driver's muscle car that preserves its classic identity.

VIN Breakdown – RM23H8G209072:
R – Plymouth Belvedere/Satellite series (Road Runner sub-model)
M – Medium price class
23 – 2-door hardtop
H – 383ci 4-barrel V8 (335 horsepower)
8 – 1968 model year
G – St. Louis, Missouri assembly plant
209072 – Sequential production number

If you're looking for a numbers-matching 1968 Road Runner that stays true to its Mopar roots but is equipped to drive and enjoy today, this car delivers. Now offered for sale by V Fine Motorcars in Austin, Texas. Contact us today!