October 18, 2019

O.S R2104 Hasi Tuned 3.5cc nitro on-road engine

Coming from the Hasi Tuned brand of multi-time World Championship finalist, Silvio Hächler is a new O.S. R2104 based nitro on-road engine. The power plant is made to the exact same specifications as Silvio’s race engines and professionally tuned, offering a differently timed crankshaft, a modified case and sleeve. The specifications aim to increase end speed on large tracks, giving extra power over the whole RPM range. The easily recognisable engines come with a modified cooling head and they are pre-run-in in order to offer instant and exceptional performance on the track. The 9-port engine includes a hard-coated pipe and a MR02 manifold and it is available worldwide here and in Switzerland it can also be ordered directly by contacting Silvio.

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October 11, 2019

Ielasi Tuned competition conrods – Coming soon

Ielasi Tuned have released first information on their all-new competition conrods for Novarossi and OS-based engines. Machined from high-quality titanium and using highest quality self-lubricating bushing material, the conrods will greatly increase the engine performance while offering exceptional durability of all parts involved, including the conrod itself and the connection pin. The conrods will become available from mid-November in two variants for almost all .21 Novarossi and almost all .21 O.S. Engines.

Source: Ielasi Tuned [ielasituned.com]


September 27, 2019

O.S. Speed B21 Adam Drake Edition 2 nitro engine

On show during this week’s All Japan Hobby Show in Japan is the forthcoming new O.S. Speed B21 Adam Drake Edition 2 nitro engine for 1/8th off-road buggies and trucks. The Edition 2 is understood to build on the previous engine, however it features further improvement and refinements. Full details will become available soon.

Source: RCmagazine [yaesu-net.co.jp/rcm]


September 19, 2019

O.S. Speed 1/8th & 1/10th Racing Tires

O.S. Speed have introduced their new Racing Tires foam tyre line for 1/8th and 1/10th scale on-road racing. The 1/8th tyres come pre-trued on white rims with 30 shore and 32 shore front as well as 35 shore rear tyres being available. They are usable for most of today’s 1/8th on-road cars. As for the 1/10th touring tyres, the range includes single compound 35 shore and 37 shore front as well as soft and hard dual compound front tyres – the latter offering improved initial steering response. In the rear tyre department, O.S. will offer 35, 37 and 40 shore variants all of which come on black multi-spoke rims.

View the other new tyres here


August 8, 2019

O.S. Speed R2104 3.5cc nitro on-road engine

Coming soon from O.S. Engines is the new 3.5cc R2104 competition nitro on-road engine. The 9-port power plant was developed with this year’s IFRMAR 1/8th Nitro On-road World Championship in mind with an updated liner and piston increasing overall torque while the DLC-coated crankshaft offers improved transition between low and high RPM. The engine also sports a new combustion camber insert with a silicone O-ring, adapted from O.S. Engine’s off-road engines, preventing dust and dirt contamination. The R2104 is rounded off with a new design cooling head in a 2-tone black and red finish with white laser-engraved graphics. Beside the single engine O.S. also offers a combo package including the T-2080SC muffler and MR02 manifold.

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April 26, 2019

O.S. Engines introduce new off-road clutch shoes

Coming for O.S. Engines’ 4-shoe off-road clutch system are two new composite clutch shoe sets. Originally equipped with alloy clutch shoes, the yellow standard and black hard composite sets allow to fine-tune the clutch’s performance by mixing and matching the clutch shoes to achieve the desired aggressiveness. The composite shoes are available separately including four yellow or four black shoes.

View the black clutch shoes here


April 26, 2019

O.S. Speed R21GT 1/8th nitro GT engine

O.S. Engines have announced the soon release of their new O.S. Speed R21GT engine for the growing 1/8th GT on-road classes. Designed with the forthcoming 1/8th GT IFMAR World Championship in mind, the engine builds on the proven R2101 crankcase which was refined as was the 5+3 ports liner and piston to meet current IFMAR rules. The newly designed crankcase features a DLC coating for wear while the updated cooling head design ensures optimised heat dissipation under the large GT body shells. The engine is rounded out by the newly designed 22E (B) GT carburettor and it comes with a 7mm venturi insert, again to meet IFMAR requirements. The engine will become available separately or including the T-2060SC + MB01-70 (M2003SC) exhaust system.

View another image here


March 4, 2019

Dominic Greiner teams up with O.S. Engines

German Nitro On-road frontrunner, Dominic Greiner has announced that he has signed with O.S. Engines to run the Japanese company’s O.S. Speed nitro engines from now on. The 2016 IFMAR 1/10th 200mm Nitro Touring World Champion had his first outing with his new power plants this past weekend’s Energy Trophy in Fiorano, Italy where he was able to bring home the win. Dominic says:

I’m very happy and pleased that I will run engines from O.S. Speed from now on. I want to thank Mr. Shimazaki san for this great opportunity. We had the first rollout last weekend in Fiorano by the Energy trophy with my Serpent 750. I could win with a big gap and drove a new overall lap record on this track with my new O.S. engine. I’m looking forward to a great season with the focus again more in 1:8 because of the world championship in Fontana. See u on the track.