Engine Gattai EngineOh
Height: 51.5 meters
Length: 45.5 meters
Width: 25 meters
Weight: 2800 tons
Speed: 730 km/hour
Power Output: 1200
Speedor, Buson and BearV can unite to form EnginesOh, the King of Engines. EngineOh's primary weapon is the Go-OnSword, it is also armed with the defensory BeiShield. Finisher attack is the Go-on Grand Prix.
EngineOh Birca
Height: 51.5 meters
Length: 47.4 meters
Width: 25 meters
Weight: 3400 tons
Speed: 740 km/hour
Power Output: 1450
Engineoh recieves a power-up by performing the Engine Armament with Birca to form Engineoh Birca. Using the Bircutter, they can perform the Bircutter Slash. It is first formed in Episode 5.
EngineOh Gunpherd
Height: 51.5 meters
Length: 49.8 meters
Width: 25 meters
Weight: 3400 tons
Speed: 740 km/hour
Power Output: 1450
Engineoh recieves a power-up by performing the Engine Armament with Gunpherd to form Engineoh Gunpherd. They perform the Gunpherd Gunfire with the Gunpherd Gun. It is first formed in Episode 6.
EngineOh G6
Height: 51.5 meters
Height: 63 meters
Width: 55.5 meters
Length: 25 meters
Weight: 6000 tons
Speed: 760 km/hour
Power Output: 2500
EngineOh G6 is the combination of EngineOh and GunBirOh, created when Renn modified all six Engines for new G6 Formation based on Carrigator's fusion ability and Bomper's knowledge of Engines. Not only did the Engines had to be modified, but the Blaster Soul System had to be downloaded. All five heroes enter in a brand new cockpit and their steering wheels become Handle Busters. One of its attacks is the G6 Kick and G6 Grand Prix is the finisher which fires all its weapons in the energy form, initiated by the Go-ongers using their Handle Busters.
Engine-Oh Jetripter
Height: 51.5 meters
Height: 51.5 meters
Width: 48..5 meters
Length: 25 meters
Weight: 4400 tons
Speed: 800 km/hour
Power Output: 2000
EngineOh G6 is the combination of EngineOh, Triptor, and Jetoras. Using its right arm's Toriper Rotor as defensive and offensive attacks. The left arm is used as the Jetras Bow in the Jetori Bullseye attack. It premiered in Episode 18.
Engine-Oh G9
Height: 70 meters
Length: 60.5 to 94.4 meters
Width: 33.8 to 54.5 meters
Weight: 9000 tons
Speed: Mach 1.5
Power Output: 4000
EngineOh G9 is the combination of EngineOh, Triptor, Jetoras, Birca, Gunpherd, Carrigator, and Jum-bowhale. This formation occurs in Episode 22. Its finishing attack is the G9 Grand Prix.
Engine-Oh G12
Height: 93 meters
Length: 60.5 to 94.4 meters
Width: 44.0 to 53.4 meters
Weight: 12000 tons
Speed: 800km
EngineOh G12 is the combination of EngineOh, Gunbir-Oh, Seiku-Oh, and Kyoretsu-Oh. This formation occurs in Episode 35.