V8 Engine Specialists & All Mechanical Repairs

We Service All Makes & Models. Qualified Vehicle Certifiers for Cars & Motorcycles.

Hydroplane Boats

Rivers Speed & Spares have had a long relationship with the Annihilator Race Team starting back in 1993.

Drag Racing

A One Stop Shop for all your needs from engine building, tuning, fabrication and chassis work.

Circuit Racing

We work on all types of vehicles and can design and fabricate to meet your requirements.  Let us help you build that vehicle you really want.

Hot Rods

e pride ourselves on turning out top quality workmanship on every job, from engine rebuilds, turn key rebuilds, modifications and also able to complete LVVTA certification on modified vehicles.



Grant is an authorised vehicle certifier with the LVVTA. Once a vehicle is modified from its original state or is a scratch built, it requires certification to ensure that it is safe to operate on the road, and comply with the legal safety requirements.

ACC & Enable

We are contract holders for Levels 1 and 2 vehicle modifications. Our goal is to provide vehicle modifications for clients who have been identified by ACC as requiring vehicle modifications to meet their injury related needs.

Latest Blog Posts

NZRDA Nationals and Wanganui Street Drags

NZRDA Nationals and Wanganui Street Drags

Adrian tells Grant second gear is not there The Dragster was not happy at the Nationals an Electrical/Mag issue during the first run was only firing on 7 cylinders, Grant was Driving for the first time this year and he did an impressive burnout. In the 1st run the car...

2019 / 2020 NZDRA Prize Giving

2019 / 2020 NZDRA Prize Giving

L-R Mike Coward, Adrian, Nicole and Grant Rivers Rivers Family Racing was presented with the Competition Class Trophy. The team had a season long battle with Mike Coward. Adrian thanks the team for there commitment and winning best Pit Crew Award Nicole ,Adrian &...

2019 – 2020 Season

2019 – 2020 Season

Below is a YouTube Video of the Blu's Brothers Dragster set too the Music Of Jasmine Cain "Burnout"

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