Davide Ongaro, who won the IFMAR 1/8 Engine Off-Road World Championship, has signed with O.S. SPEED since 2021.This time, "O.S. SPEED B21 ONGARO EDITION", which has been modified according to his feeling, was born! Based on the latest off-road engine O.S. SPEED B2104, the crankshaft has been changed..
This is O.S. Engine O.S. SPEED MAX-12TG Ver.4 Engine w/ TT02 EFRA2690T-1080SC L52 + MT03 Manifold Combo Set. The standard 12TG of the 12-class touring car engine has evolved to Ver.4. The previous model, 12TG Ver.3, has been used as an official engine for major races such as the All Japan Champ..
This is the O.S. P3 "Ultra Hot" Turbo Glow Plug. Choosing the right glow plug is critical for peak engine performance and there are a number of different factors that will determine which plug you should use. Engine type, air–fuel mix, nitro percentage, and even air temperature are things that must ..
This is the O.S. P4 "Super Hot" Turbo Glow Plug. Choosing the right glow plug is critical for peak engine performance and there are a number of different factors that will determine which plug you should use. Engine type, air–fuel mix, nitro percentage, and even air temperature are things that must ..
The O.S. P3 Gold "Ultra Hot" Turbo Glow Plug glow plugs have always been tough enough to take the heat — and Speed P3 and P4 Gold Turbo Plugs with 24K gold plating take O.S. innovation to new levels! They’re the perfect complement for .18-.28 cu. in. turbo head off-road racing engines. The gleaming ..
The O.S. P4 Gold "Super Hot" Turbo Glow Plug glow plugs have always been tough enough to take the heat — and Speed P3 and P4 Gold Turbo Plugs with 24K gold plating take O.S. innovation to new levels! They’re the perfect complement for .18-.28 cu. in. turbo head off-road racing engines. The gleaming ..
This is an O.S. T-2090SC One Piece Tuned Pipe, with Manifold. This turned pipe features a welded nipple and includes the Manifold and required accessories. Features:Fits the O.S. 21XZ-B, 21VZ-B, 21-VG, 25XZ, 28XZ and 30VG engines Aluminum constructionPolished natural finish EFRA-2089 noise rati..
This is a replacement main crankshaft front bearing for O.S. engines. The bearing measures 7x19x6mm, and works with most O.S. .21 and larger engines...