SSA STREET STOCK SPECIFICATION MANUAL is a technical manual for automobile racing, mainly introducing information about the car body, roll cage, engine, etc.
This Online Version 14 (July 2020) document from Speedway Sedans Australia Inc sets out the class specification and rules for the SSA Street Stock class. It is intended to be read in conjunction with the SSA Class Technical Manual, available as a separate download.
The manual covers class criteria, street stock derivation, body and rolling shell requirements, roll cage material and design, bumper bars and optional external barwork, engine rules, transmission and driveline, suspension, wheels, tyres and related compliance tables.
| Roll cage material | Mild steel AS1450 minimum Gr300; minimum 38 mm O.D. x 3.0 mm wall thickness CHS |
|---|---|
| Firewall thickness | Minimum 0.9 mm metal |
| Engine cylinders | Four or six cylinder only |
| Eligibility age limit | 5 years |
| Bonnet pin diameter | 12 mm minimum to 15 mm maximum mild steel |
| Wheel arch clearance | Maximum 50 mm around tyres |
A Street Stock is built from a hard-top road car seating a minimum of four persons, as per the compliance plate, and catalogued for sale in Australia.
No. Forced induction models are not permitted in that form.
No. Four-wheel drive and/or four-wheel steer models are not permitted.
The age limit is 5 years.