Irvine 53 ABC R/C

. Its large volume silencer can be easily adjusted to divert the exhaust gases to a wide variety of directions, keeping your model cleaner, too!

Specifications:

" Displacement: 8.52cc: 0.53cu. in.
" Bore: 23.0mm / 0.906in.
" Stroke: 20.5mm / 0.807in.
" Power Output: 1.7BHP
" Practical RPM: 2,800~17,000
" Weight: 400g / 13.91oz