August 10, 2022

O.S. SPEED B21 Adam Drake Edition 3

O.S. Engines has introduced its newest offroad engine with the release of the O.S. SPEED B21 Adam Drake Edition 3.  The engine is the latest offering from the Japanese company’s collaboration with Offroad racing legend Adam Drake. By adopting a boost bypass processing for the crankcase, the engine runs more smoothly, and making it even easier to drive. Adam Drake’s signature colour, blue anodized aluminium is applied to the cutting part of the new outer head, and two-colour anodized aluminium with new design is used to reduce weight and lower the center of gravity for improved driving performance. You can make a choice of two different carburettor restrictor, 6.5II for buggy and 7.5 mainly for truggy.

View spec and more images here


May 9, 2022

O.S. Speed R21 Euro II engine

O.S. Speed have introduced their updated R21 Euro 1/8th onroad engine with the release of the Euro II. Based on their successful Euro motor released three years ago, the engine sports a host of updates starting with the new crankshaft. To obtain more power the balance of the crankshaft was updated and now sports 3 tungsten counter weights, giving an improvement in the mid range. Another effect of this change is the return to idle has been improved. The liner now has an additional cooling hole on the exhaust side and the crankcase has been updated to cater for this. The last change is only cosmetic as the cooling head now has some updated laser graphics. Available as stand alone engine or as a combo with the TR01 exhaust and MR02 manifold for long straights in Europe.

View more images here


January 28, 2022

Kyle McBride joins O.S. engines

Kyle McBride has announced on social media that he has signed a deal with O.S. engines. The Australian state ‘I am over the moon and proud to announce my official signing with O.S engines for the 2022 season. I want to give a special thank you to the O.S company for taking me in and providing me with their support and confidence for the big year ahead, and into the future. Thank you very much to Mr. Shimazaki for preparing everything and looking after me. I will be running and promoting the all new B2104 engine in all of my 1/8th Nitro vehicles, along with all of the quality products that O.S provides. It’s going to be a great future ladies and gentlemen.’

Source: O.S. Speed [osspeed.com]


December 26, 2021

O.S. Speed B21 Ongaro Edition

Davide Ongaro has his first Ongaro Edition O.S. Speed B21, having joined the Japanese brand at the start of 2021. Modified according to his own feelings, it is based on the latest O.S. Speed B2104 off-road engine. The crankshaft has been changed to a counter web shape and uses of single tungsten weight specially made for this engine to suit his driving style. The inner head also has a specially designed combustion chamber, and the synergistic effect of these gives a smooth feeling and more powerful top end. In addition, the outer head adopts a standard round type, and sports Ongaro’s original logo mark. A new size φ5.8mm / φ6.3mm black anodised restrictor is also used for the carburettor to create an “Engine that can win big races” that matches his requirements. They will also have a combo set that includes the TB02 (also known as T-2090) EFRA 2089 tuned silencer with MB01-75 (75mm) manifold.

View more images of the Ongaro edition here


October 25, 2021

T-Works power boost backplate for OS .21

T-Works have announced their new power boost backplate for O.S. Speed .21 engines. The power boost backplate is designed to increase mid to high range power while also increasing fuel efficiency and quicker return to idling. It can be used with both off-road and on-road engines and is a simple bolt on replacement for the standard part.

View more detailed images here


August 20, 2021

O.S. Speed B2104 buggy engine

OS have introduced the new OS Speed B2104, a long-stroke .21 offroad engine, featuring quicker response in the low range and more torque in middle range, along with consistent idling. The new piston/liner is conventional 3-port type enabling more torque over the power range, while the new crankshaft has DLC coating and two tungsten counterweights embedded in the crankshaft contributing to consistent idling and quick return to idle. The boost port and the exhaust port of the crankcase are redesigned for optimum air flow, while the rest of the engine remains familiar with the use of 22E type carburettor and conventional round-shape cooling head with standard height. Also available as part of a combo with the TB03 (T-2100, EFRA 2155) silencer with 80mm manifold.

View more images of the B2104 here


April 28, 2021

OS Speed R21 Shimo Edition 2

OS Engines have released their new OS Speed R21 Shimo Edition 2 onroad engine, a collaboration with top Japanese racer Takaaki Shimo. Visually the engine has received a very nice champagne colour to both the cooling head and venturi, while internally there has also been work done to the R21 engine. A new crankshaft design focuses on power delivery throughout the range while the 7 port liner has also received attention to optimise it for the new crankshaft. Sold as a combo set, it comes supplied with the EFRA2165 Tuned silencer set MR03 that includes the WC Exhaust manifold set.

View more images here


December 31, 2020

Davide Ongaro joins O.S. Engines factory team

O.S. Engines have announced that current 1/8th Offroad World Champion Davide Ongaro has signed a contract to join their factory team. Running LRP engines, which are O.S. based, for the past few seasons, including to win his World title in Perth in 2018, 2021 will see the young Italian Team Associated driver work directly with the Japanese company. O.S. said of the deal ‘We are proudly announcing that Davide Ongaro, the 2018 1/8 off-road world champion has signed a contract with O.S. engines.  We hope to show great performance of our products in the coming season together with him.’

Source: O.S. Engines [os-engines.co.jp]