1DJ00

O.S.SPEED R21 SHIMO EDITION 2 Combo Set (1DJ00) TR02 EFRA2165 & MR03-WC We have developed O.S.SPEED R21 Shimo edition collaborated with Takaaki Shimo, a multiple podium winner of the IFMAR 1/8 Racing World Championship. It is a 7-port engine with a new cylinder liner, which has extra holes to reduce overheating. The cooling head and 8.5mm carburetor restrictor are anodized in the special color; champagne gold. The crankshaft is modified to meet his preference, smooth power transition from bottom to the top speed. For the first time we make the combination of TR02 (EFRA2165) silencer with MR03-WC manifold to dedicate to this special edition.

Set combo O.S.SPEED R21 SHIMO EDITION 2 (1DJ00) TR02 EFRA2165 e MR03-WC Abbiamo sviluppato l'edizione O.S.SPEED R21 Shimo in collaborazione con Takaaki Shimo, plurivincitore del podio dell'IFMAR 1/8 Racing World Championship. È un motore a 7 luci con una nuova canna del cilindro, che ha fori extra per ridurre il surriscaldamento. La testa di raffreddamento e il venturi del carburatore da 8,5 mm sono anodizzati nel colore speciale; oro champagne. L'albero motore viene modificato per soddisfare le sue preferenze, una transizione graduale della potenza dalla velocità inferiore a quella massima. Per la prima volta realizziamo l'abbinamento silenziatore TR02 (EFRA2165) con collettore MR03-WC da dedicare a questa edizione speciale.

1C600

O.S. SPEED R2104

• NUOVO ACCOPPIAMENTO 9 TRAVASI - NEW COUPLING
• NUOVO ALBERO - NEW CRANKSHAFT
• NUOVO SOTTOTESTA - NEW INNER HEAD
• NUOVA TESTA DI RAFFREDDAMENTO (NUOVA ALETTATURA) - NEW OUTER HEAD (NEW FINS)
• CUSCINETTO ACCIAIO - REAR STEEL BEARING

1C601

HT-002

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.

HT-002-01

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.