Datasheet

42
www.teamorion.com
CRF R12 Factory Tuned On-Road 2.11ccm
ORI80689
CRF R21 Factory Tuned On-Road 3.5ccm
ORI80688
Features
NITRO ENGINES
ON-ROAD
For 2013 we have two new on-road engine. Our R&D team has been busy
throughout the year testing and improving all the aspects of the engines.
The result is 2012 spec engines built using new components offering a
vast array of improvement over 2011 engines. Better performance, better
tuneability, better stability, the 2012 engines have it all.
COmPeTiTiOn
On-rOad enGineS
HIGH END
RACING ENGINES
NEW
R12 VERSION
MAJOR
EVOLUTIONS
FACTORY
TUNED
CERAMIC
BEARING
Adrien Bertin is a two times on-road world champion, he knows that on-road racing pushes engines to the limit and that
it’s a great platform for engine development.
CRF R12 evo 2.11ccm
Factory Tuned On-Road
 1/10 On-Road Engine
 Factory Tuned
 1/8 On-Road Engine
 Factory Tuned
CRF R21 3.5ccm
Factory Tuned On-Road
 National champion
 Latest version with major
evolutions
 Meets 2013 regulations
 New crankcase with
stronger design
 New piston/liner with new
piston material for improved
power and durability
 Latest case alloy technology
 New, light weight crankshaft
design for improved RPM
 Factory tuned parts for
optimized mixture flow
 High grade components
 Rear ceramic bearing
 New carburetor for
improved tunability
 Made in Italy
The crankshaft of the CRF R12 engine
ABC insert of the CRF R21 on-road engine
Specs CRF R12 Factory Tuned On-Road CRF R21 Factory Tuned On-Road
Type 2 stroke 2 stroke
Displacement 2.11cc 3.5cc
Bore 13.7 16.2
Stroke 13.8 16.9
Weight 227g 340g
RPM 39'500 39'500
HP 1.7 2.9
Front Bearing Swiss 7x19x6mm Swiss
Rear Bearing Ceramic 14.2x25.3x6.3mm Ceramic
Liner ABC ABC
Ports 3 7
Carburetor 2 needle aluminum carburetor 2 needle aluminum carburetor
Crankshaft SG Balanced SG Balanced