TM Racing R3 Total Black 125cc KZ Engine

KZ-R3 Total Black — single-cylinder two-stroke shifter engine, CIK/FIA homologated for KZ and KZ2.

Type	Single cylinder – 2 stroke
Homologation	CIK/FIA – KZ/KZ2
Displacement	124.66 cc
Bore	Ø 54.00 mm (max Ø 54.07 mm)
Stroke	54.43 mm
Ports	5
Inlet system	Reed valve
Lubrication	Oil mixture
Ignition	Analogic – FIA Karting homologated; Selettra or PVL
Gearbox	6 speed
Cooling	Water
Starter	Push start
Carburetor	Dell'Orto VHSH 30
Balancer shaft	No
TM engine codes	63402 (Selettra), 63403 (PVL)
FIA homologation no.	041-EZ-60

Manufacturer data: tmkart.it · Documents: MOTORE-KZ-R3-TB_07-2026_REV07.pdf · retrieved 2026-09-05

$6,500.00 USD

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