OS Engines News

O.S. Speed B21 Adam Drake Edition engine

O.S. Engines have introduced the Speed B21 Adam Drake Edition engine for both buggy and truggy classes. This new special edition engine features new cylinder liner design with new porting, new DLC crankshaft design with double tungsten counter weight, new bore x stroke (16.40 x 16.55 mm) designed according to Adam Drake’s advice and taste. The Adam Drake Edition engine features also 6.5mm and 8.0mm carburetor reducers, rear ceramic bearing and the 21J carburetor, the same as O.S. Speed Spec 2 and S. The Adam Drake Edition engine will become available separately and also as a combo package including T-2090SC exhaust and 85mm longer manifold in February.

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Adam Drake talks about his new break-in method for nitro engines

Mugen Seiki Racing actor Adam Drake is once again under the spotlight to present us his latest short film called “break-in method” where Adam talks about his new break-in method for nitro engines. Starring Adam Drake and also starring O.S. Speed B21 Ty Tessmann II.

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Optima O.S. rear engine cover

See: 6MIK

6mik have introduced new Optima’s rear engine cover for the O.S. 21 XZ, B2101 and B2102 engines. Thanks to exclusiv internal channels, the rear cover will increased engine efficiency by feeding optimaly lateral ports. The fuel mixture is actually less melt by the conrod movement. Following the track conditions, the torque can be increased about 20% and the refuel about 30 seconds. Also allows faster idle stage return. The rear engine cover comes in red anodised aluminium.

O.S. piston pin clip plier tool & maintenance oil

See: O.S. Engines

O.S. Engines have unveiled new products at the Tokyo hobby Show in the form of a piston pin clip plier tool and maintenance oil. The piston pin clip plier is a tool specialy made to remove and set the piston pin clips. This plier is made from high quality steel and feature precision ground tips, as well as spring loaded, ergonomically designed handles for safe, comfortable operation.

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O.S. 21XR-B Version II nitro engine

O.S. have introduced their new 21XR-B Version II nitro engine. The long stroke power plant has been totally re-designed. It’s even more reliable, and the new 21J3-I carb is easy to tune. The aluminum cooling head ensures steady power even under harsh conditions. And when you’re ready to move up to top competition, you can get up to speed with the 21XR-B Version II. This engine is upgradeable with high-performance O.S. Speed parts to increase its capability in competing at the highest levels. The 21XR-B Version II is dependable, low-maintenance engine whose parts are available for updating the outer and inner heads, crankcase, crankshaft and more.

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Adam Drake talks about B2101’s carburetor settings

Mugen Seiki Racing’s Adam Drake have released another video tutorial showing us carburetor settings for the O.S. Speed B2101 engine.

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OS announce new B21 Ty Tessmsnn II engine

Following news of the 110% edition, a long-stroke engine introduced a couple of weeks ago, OS Engine today announced O.S. SPED B21 Ty Tessmann II square stroke engine to be shipped in September.  

Ty II is based on B2101, the 2014 World Champion engine, with 5.8mm carb restrictor, which is his favorite.  And the new feature different from the original B2101 is that Ty II has a low- profile head of Ty’s original design, new shape and double height vertical fins compare to the latest model B2102.

The Ty II edition comes with a new 90mm long manifold + T-2090SC (combo set, code #1A20A), or engine alone (code #1A209)

See: O.S. Engines

O.S. SPEED 21XZ-B Spec. Ty 110% Edition engine

O.S. Engines have introduced the Speed 21XZ-B Spec. II Ty 110% Edition engine. The power plant was used by Ty Tessmann for win the 2017 ROAR Nats in Truggy and it comes with a 7.0mm carb restrictor to get overall power and 90mm manifold, the longest manifold OS has ever made upon his request for consistent idling + low fuel consumption, and furthermore, 4mm lower cooling head compare to the original Spec. II for stability. The Speed 21XZ-B Spec. II Ty 110% lI Edition engine will be available in August alone or in combo with 90mm manifold + T-2090SC.

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