IELASITUNED DIRT! .21 BUGGY - OS MODIFIED - HAND TUNED
IELASITUNED DIRT! .21 BUGGY SHAFT WITH DLC COATING, CERAMIC REAR BEARING HANDTUNED
Based on the latest B2103R design. The OS DIRT is hand tuned to improve fuel economy and offer a much smoother mid range curve than the standard engine whilst maintaining the already incredible top end speed of the B2103R.
- The long-stroke off-road engine put a high value on beasty power in mid-high speed range.
- The crankcase, carburetor, cover plate, crankshaft and inner head are designed new.
- All the parts are interchangeable to those of TYPE S’s.
- A newly designed 5-port cylinder & piston set (5 scavenging port+ 3 exhaust port)
- A standard round type outer head
- A newly designed 22E carburetor for producing high power
- displacement 3.49cc
- bore 16.27mm
- stroke 16.80mm
- rpm 4000-42000 rpm
- max output 2.64hp/34000 rpm
- weight 354gr
- exhaust T2100SC
- port 5-port
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