As found in APBA OPC 2022 Rulebook Rule 19.3.B

Technical Standards

1) Max Total Cu. In. Displacement: 56.1 (920cc)

2) Min Boat Length: 14'

3) Min Boat Weight: 825 lbs.

Boat Standards

1) Any boat design including bottom, deck, cockpit openings and seating arrangements is permissible so long as boat meets minimum length.

2) Power trim and/or adjustable spoilers shall be allowed in SST 60 classes.

3) SST 60 classes can change engine wiring to allow 24-volt starting system.

Motor Standards

1) All cowling and engine graphics and colors shall be essentially the same as OEM, with updating to later models allowed only as a complete OEM design.

2) The SST 60 class gear cases may have their outside surfaces re-finished; however, they must meet the requirements of OPC Engine Specification sheets and the original design. The outside surfaces of the gear cases may be either painted or unpainted. If they are painted, the color of the paint must be the same as the original factory motor color. If the gear cases are unpainted, any surface finish is acceptable.

3) SST 60 class may use alternate plastic reeds - OMC part number 568428.

4) SST 60 engines may have substitution of a maximum of 3 sleeves of any manufacture with original porting specifications and the same material for repair of damaged cylinders.

5) Glue line may be removed on “Boost Port” only. (The Motor Technical Committee will establish the specifications to be printed on the inspection sheet.)