- On sale!
Block link
O.S. SPEED R2103 'EURO SPEC'
IN STOCK ONE ONLY LEFT.
O.S. SPEED R21 'EURO SPEC'.This latest version of the Hugely popular OS21 motor, developed from the ultra succesfull 2102 & 2103.
1/8th On Road Motor
£359.99
Save £76.00
£435.99
VAT included
Authorised Specialist Dealer, Established in 1987
Delivery normally within 24-48hrs (Subject to Stock).
7 Day Return Policy if item is defective on arrival.
It features a newly designed piston and liner developed for the 1/8th Euros 2018....
Two holes in the piston help reduce weight, improve cooling and gas flow.
Displacement: 3.49cc(0.213cu.in.)
Bore: 16.08mm (0.633in.)
Stroke: 17.2mm (0.677in.)
Practical rpm range: 4,000 - 45,000rpm
Max. output: 2.8ps(2.76hp)
YMC Tuning improves the 'Efficiency' of the motor even further.
Better High End and Midrange Performance are some of the benefits.
We can also offer a 'Pre-Run' service which helps shorten the running in period Dramatically'!
OS1C400
1 Item
Specific References
You might also like
-
OS ENGINES 'INS BOX'
Price £33.99INS-BOX developed for .21 and .12 size engines to reduce noise level, but have little negative effect on engine performance.
EFRA/IFMAR approved (INS200902)This is a Genuine OS part, please do not confuse with similar items made from
inferior materials.
-
-
HIPEX 'EVO3' .21 2069...
Price £64.80THE LATEST PIPE FROM HIPEX . . 21 2069 STRADA EVO3
3 chamber EFRA homologated pipe for .21 engines (Ideal with OS based motors)
On-road pipe. Latest evolution of the famous 2069 made with different materials.
It allows the engine to push from the idle to the top speed with an impressive power curve! -
IN STOCK ONE ONLY LEFT.
O.S. SPEED R21 'EURO SPEC'.This latest version of the Hugely popular OS21 motor, developed from the ultra succesfull 2102 & 2103.
1/8th On Road Motor