This site has been created to provide reference information on the HQ Monaro Coupe produced by General Motors Holden in Australia Between 1971 and 1974. 

HQ coupe models

Info about this site

Monaro Coupe

Standard power train was a 173 six cylinder mated to a 3 speed manual column shift.  It could be optioned up with either the 253 or 308 engines with 4 speed manual or Trimatic auto.

Monaro GTS

Standard power train was a 253 V8 with 4 speed M20 gearbox (M21 was the "high performance" option on 253 V8s) and could be optioned up with the 308 V8 with M21 4-speed or Trimatic.  Top of the range was the GTS 350 with the imported Chevrolet 350 V8 with Muncie 4 speed or Turbo Hydramatic 400 auto. 

Monaro LS

Standard power train was a 202 six cylinder with 3 speed manual column shift.  The LS could be optioned up with either a 253 with M20 4-speed, M21 4-speed or Trimatic, a 308 with M21 or Trimatic or the Chevrolet 350 V8 with Turbo Hydramatic auto.  No manual option was available on the LS 350.

The site provides information on Monaro coupe models, options, specs and 1971 prices.

The site specialises in information on the 350 V8 and Turbo Hydramatic 400 power train combination and describes a "ground up" restoration of a "numbers matching" 1973 LS 350. 

Reference photos on 350 V8 equipped vehicles can be found at the following links;

1.  Original 1973 350 "emission" engine

2.  Restored 1972 350 engine

The installation of a new Chevrolet Performance Parts Fast Burn 385 crate motor into a HQ coupe is also covered.

Number of 350 equipped Monaros built;

Enquiries / feedback about this site should be directed to;

Note: The site is currently being updated so some links and photos may be incomplete

This page was last updated on 09-Apr-2012.