
ENgiNE SpecificAtioN
The Tzr50cm3(proto) come from Portugal
The Kit motor(130.03cm3) by lufo-racing made in portugal
Piston: WISECO 57.20 model tzr125 year 92
New cylinder diagram(Dt125R 57.25mm), reshaped ports and transfers.
Modified cylinder head for new compression ratio of 13.8:1, using unleaded 100 RON gas.Exhaust valve: YPVS locked, completely opened
Radiator- 1º yamaha R6
True crankshaft, added weight with lead for maximum precision and balanced with a new tendency to the TDC.
Yamaha tzr50 connecting-rod genuine part.
Koso 34mm polished carburetor, without using any kind of air filter.
Electric part: Stock, new ignition timing by LuFo ( Tzr125cm3)
TZR125cm3 carbon reed pack.
Yamaha tzr125 modified inlet manifold for new 34mm carburetor.
Hand-made exhaust system, for ~13 000 in charge.
FmF silencer, used in a Yz125.
Exhaust system: LuFo hand-made using mathematical formulas(GP style).
64.8% of engine square index.
Brown Yamaha50 year1993 CDI with new ignition diagram map by LuFo.
Stock flywheel slightly roughed-hew.
Gearbox: Stock with 6 gears racing gearbox Yamaha tzr125cm3, close-ratio)
Transmission: depending on the use, normal transmission is 16 - 38 using 420 chain or 16-40
Spark: NGK B10EG
Oil: Direct mixture in the deposit, 3% using Ipone kart racing
Estimated power: 28 - 36 engine hp
Engine maximum rotation in charge: 14 500 rpm sub-rotation
Top Speed: REAL 170 km/h (16 - 42) & REAL 180 km/h (17 - 42)
Maximum Real Speed: 169 km/h (circuit) & 130 km/h (kart circuit)
tasse bem?
olha ontem nao disse nada pk tava sem guita no movel e logo to no garden aparece la ya nha mano?