DBR 4P engine
DBR 4P engine
DBR 4p sport :
engine with 70cc cast iron thermal unit, 6 ports and elliptical exhaust, double-ring piston, equipped with 24mm flat valve carburettor, variable advance internal rotor ignition and dedicated exhaust.
ideal for those who want a very reliable, long-lasting engine that requires little maintenance. estimated power: 12/14hp
DBR 4p competition:
engine with 70cc 6-port aluminum cylinder kit and exhaust with booster lights, double-ring piston, equipped with 26mm flat valve carburettor, variable advance internal rotor ignition and dedicated exhaust.
ideal for those who want a more powerful engine but don't want to sacrifice reliability and durability. estimated power: 14/17hp
DBR 4p extreme:
engine with 70cc aluminum cylinder kit, 5 ports and exhaust with crossbar, single ring piston, equipped with 28mm flat valve carburettor, variable advance internal rotor ignition and dedicated exhaust.
ideal for those who are not satisfied and want maximum performance. estimated power: 17/20hp
the engine is supplied COMPLETE with everything, namely:
_cnc engine crankcase
_high speed main bearings with Teflon cage
_bench oil seals
_full shoulder crankshaft stroke 39.3
_thermal group d.47.6
_cooling fan with conveyor
_PVL ignition variable advance
_specific muffler (high or low passage of your choice)
_variator (for 17mm belt)
it is possible to purchase the engine assembled or to be assembled.
the use of a DBR reinforced slide is recommended