yamaha bw's ng 50 2t euro 2 (a137e)
CYLINDER KIT


aluminium cylinder kit ø 47 pin ø 10 mhr
Code 31 7559
If the CRANKSHAFT has a Ø 12 PIN INSTALL the PISTON 34 7849 * (ATTENTION : *2 rings)

cast-iron cylinder kit ø 40 pin ø 10
Code 31 6901
IF the CRANKSHAFT has a Ø 12 PIN INSTALL the PISTON 34 8538

cast-iron cylinder kit ø 47 pin ø 10
Code 31 7237
IF the CRANKSHAFT has a Ø 12 PIN INSTALL the PISTON 34 7036

cast-iron cylinder ø 47 pin ø 10
Code 31 6882
CYLINDER ADAPTABLE ALSO to the ORIGINAL HEAD - IF the CRANKSHAFT has a Ø 12 PIN INSTALL the PISTON 34 7036

piston 2t ø 40 with pin ø 12 and 1 rectangular ring size a
Code 34 8544.a0
to change CYL. KIT 31 8565 from piston-pin Ø 10 TO 12 (PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 40 with pin ø 12 and 1 rectangular ring size b
Code 34 8544.b0
to change CYL. KIT 31 8565 from piston-pin Ø 10 TO 12 (PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 40 with pin ø 12 and 2 rectangular rings size 0
Code 34 8538
to change CYL. KIT 31 6901 from piston-pin Ø 10 TO 12 (* PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 40 with pin ø 12 and 2 rectangular rings size a
Code 34 8538.a0
to change CYL. KIT 31 6901 from piston-pin Ø 10 TO 12 (* PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 40 with pin ø 12 and 2 rectangular rings size b
Code 34 8538.b0
to change CYL. KIT 31 6901 from piston-pin Ø 10 TO 12 (* PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 40 with pin ø 12 and 2 rectangular rings size c
Code 34 8538.c0
to change CYL. KIT 31 6901 from piston-pin Ø 10 TO 12 (* PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 40 with pin ø 12 and 2 rectangular rings size d
Code 34 8538.d0
to change CYL. KIT 31 6901 from piston-pin Ø 10 TO 12 (* PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 40 with pin ø 12 and 2 rectangular rings size e
Code 34 8538.e0
to change CYL. KIT 31 6901 from piston-pin Ø 10 TO 12 (* PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 47 with pin ø 12 and 2 rectangular rings size 0
Code 34 7849
To change CYL. KIT 31 7559 - 31 8501 from piston-pin Ø 10 TO 12 (* PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 47 with pin ø 12 and 2 rectangular rings size a
Code 34 7849.a0
To change CYL. KIT 31 7559 - 31 8501 from piston-pin Ø 10 TO 12 (* PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 47 with pin ø 12 and 2 rectangular rings size b
Code 34 7036.b0
To change CYLINDER KIT 31 8284 from piston-pin Ø 10 TO 12 (* please check the exact SELECTION of the installed piston)

piston 2t ø 47 with pin ø 12 and 2 rectangular rings size b
Code 34 7849.b0
To change CYL. KIT 31 7559 - 31 8501 from piston-pin Ø 10 TO 12 (* PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 47 with pin ø 12 and 2 rectangular rings size c
Code 34 7036.c0
To change CYLINDER KIT 31 8284 from piston-pin Ø 10 TO 12 (* please check the exact SELECTION of the installed piston)

piston 2t ø 47 with pin ø 12 and 2 rectangular rings size c
Code 34 7849.c0
To change CYL. KIT 31 7559 - 31 8501 from piston-pin Ø 10 TO 12 (* PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 47 with pin ø 12 and 2 rectangular rings size d
Code 34 7036.d0
To change CYLINDER KIT 31 8284 from piston-pin Ø 10 TO 12 (* please check the exact SELECTION of the installed piston)

piston 2t ø 47 with pin ø 12 and 2 rectangular rings size d
Code 34 7849.d0
To change CYL. KIT 31 7559 - 31 8501 from piston-pin Ø 10 TO 12 (* PLEASE CHECK the exact SELECTION of the installed piston)

piston 2t ø 47 with pin ø 12 and 2 rectangular rings size e
Code 34 7036.e0
To change CYLINDER KIT 31 8284 from piston-pin Ø 10 TO 12 (* please check the exact SELECTION of the installed piston)
CRANKSHAFT - POWER CAMME

rhq crankshaft with pin ø 10 and stroke 39.2 mm for scooter
Code 53 7621

rhq crankshaft with wheelbase 80 mm pin ø 12 and stroke 39.2 mm
Code 53 8008
ONLY for PISTON WITH PIN Ø 12
GEARS

pinwheel shaft 146.7 mm (coupl. ø 22.1)
Code 6714748

primary gears htq z 16 / 40
Code 67 3677
EXHAUST

flip homologated exhaust system
Code 3216693
TYPE : SA051 - THE "TYPE" ONLY SPECIFIES THE MODEL IN WHICH HOMOLOGATION WAS VALIDATED , THIS DOES NOT LIMIT THE INSTALLATION

scooter racing mhr exhaust system
Code 3219487
for CYLINDERS Ø 47 - 47,6
CARBURETOR KIT

3 vl10 and original valve carbon fibre petals with thickness 0,30/0,35/0,40
Code 27 3549.c0
for ORIGINAL VALVE

automatic fuel compensator macsi
Code 27 8785

black pvc fuel tube with internal ø 5 and external ø 9 mm - length 1 m
Code 22 1231

black pvc fuel tube with internal ø 7 and external ø 12 mm - length 1 m
Code 22 1232

carburettor kit phbg 19 bs
Code 1611024

carburettor kit phbg 19 bs mhr
Code 1611021

carburettor kit phbg 21 bs
Code 1610985

carburettor kit phbl 25 bs
Code 1611011

carburettor phbn 17.5
Code 72 8121

pvc fuel tube ø 5x9 mm - length 1 m
Code 2216041b

pvc fuel tube ø 5x9 mm - length 10 m
Code 2216718b

pvc fuel tube ø 6x9 mm - length 1 m
Code 2216042b

pvc fuel tube ø 6x9 mm - length 10 m
Code 2216730b

pvc fuel tube ø 7x10 mm - length 1 m
Code 2216043b

pvc fuel tube ø 7x10 mm - length 10 m
Code 2216784b

valve vl10 with carbon petals thickness 0.30
Code 27 7441.c0
TRANSMISSION SET

3 black racing clutch springs ø 2,2 for delta and fly clutch
Code 29 8745b

3 red reinforced clutch springs ø 2 for delta and fly clutch
Code 29 8743b

3 yellow racing clutch springs ø 1,8 for delta and fly clutch
Code 29 8742b


adjustable automatic delta clutch for clutch bell ø 107
Code 52 7880

black variator adjuster spring with external ø 57.8x103 mm - ø wire 4 mm - k 5.5
Code 2916111.b0
for Multivar and original variator - rigidity increase compared to original spring: +114%

blue variator adjuster spring with external ø 57.80x91 mm - ø wire 4.1 mm - k 5.5
Code 29 8325.a0
for Multivar and original variator - rigidity increase compared to original spring: +106%

clutch bell inner ø 107 mm weight 463 grams yamaha-minarelli
Code 7719114b

fly system clutch and bell ø 107 for mbk - yamaha engines
Code 5219170

green variator adjuster spring (external ø 57.80x91 mm - ø wire 3.9 mm - k 4.9)
Code 29 8323.g0
for Multivar and original variator - rigidity increase compared to original spring: +60%

homologated multivar variator for scooter
Code 51 7075
** Homologation Code : NOT HOMOLOGATED ** THE ABSENCE OF HOMOLOGATION DOES NOT LIMIT THE PRODUCT FITTING

mhr spring set for fly clutch and delta clutches
Code 29 8747

multivar 2000 mhr aluminum yamaha / minarelli
Code 5118678
ONLY for OVER RANGE MHR ALUMINUM

multivar mhr variator for yamaha - minarelli
Code 5113161

multivar mhr variator for yamaha - minarelli for over range transmission unit
Code 5112800
ONLY for OVER RANGE

non-adjustable automatic fly clutch for clutch bell ø 107
Code 52 8797

over range for yamaha - minarelli engines
Code 6112811

over range mhr aluminum complete transmission group for yamaha - minarelli engines
Code 6118884

purple variator adjuster spring (external ø 57.80x91 mm - ø wire 4.0 mm - k 5.5)
Code 29 8324.v0
for Multivar and original variator - rigidity increase compared to original spring: +82%

racing spring set for original clutch
Code 29 7454

rear pulley system kit ø 128
Code 61 9733
ONLY for OVER RANGE

rear pulley system mhr aluminum
Code 6114590
ONLY for OVER RANGE MHR ALUMINUM

sport spring set for fly clutch and delta clutches
Code 29 8746

torque driver torque corrector
Code 6112766

torsion controller variator spring guide for yamaha - minarelli engines 50 to 100 cc
Code 2512827

ventilvar half-pulley ø 97
Code 61 7152

ventilvar half-pulley ø 97 mm
Code 6115833
Spare part for Malossi MULTIVAR 2000 MHR ALUMINUM 5115823 : out of production

white variator adjuster spring (external ø 57.80x118 mm - ø wire 4.0 mm - k 3.3)
Code 29 8360.w0
for Multivar and original variator - rigidity increase compared to original spring: +30%

wing clutch bell internal with ø 107 mm and weight 579 grams for yamaha - minarelli engines
Code 7719117
ATTENTION: in order to use Malossi CLUTCH BELL it is necessary to remove surplus material from the internal of the crankcase

wing clutch bell mhr internal ø 107 mm and weight 479 grams for yamaha - minarelli engines
Code 7714313
ATTENTION: in order to use Malossi CLUTCH BELL it is necessary to remove surplus material from the internal of the crankcase


x k belt for scooter (16,6x8x745 mm 28°)
Code 6117010

x special belt for scooter (16x8x751 mm 28°)
Code 6118140
IGNITIONS - CONTROLLERS

digitronic digital electronic controller for 2t 50 cc euro 0 - 1- 2 vehicles
Code 5519970
ONLY FOR vehicles without immobilizer key

extractor for rotor
Code 6011651

mhr team digitronic digital electronic controller with trimmer
Code 5514398
Spare part for IGNITIONS 5514690 - 5515002 : out of production

mhr team ii inner rotor ignition for yamaha - minarelli scooters
Code 5519630
ELECTRIC SYSTEM IS CUT OUT

spark plug cable kit and resistor spark plug cap
Code 5519221

spark plug cable with ø 7 mm and length 50 cm
Code 2219144b
FILTERS

fuel filter ø 6
Code 03 1380b

fuel filter ø 8
Code 03 1381b

red filter e13 ø 60 inclined 25° for phbg 15÷21-phbl 20÷26 threaded carburettors
Code 0411505

red filter e5 ø 38 for phbl 20÷25 carburettors with black cap
Code 04 3296.c0

red sponge for original filter
Code 1411414
BRAKE
SHOCK-ABSORBER

rs1 rear shock absorber - wheelbase 280 mm and maximum ø spring 58 mm
Code 4615434

rs24 rear shock absorber - wheelbase 267 mm
Code 46 7588
FRAME PARTS
ENGINE CRANKCASE

roller crankcase for yamaha - minarelli engines
Code 2515482
ENGINE ACCESSORIES

2 roller bearings with balls ø 20x47x14 (c3h clearance) for crankshaft for derbi moto and minarelli - yamaha scooter 50 cc
Code 6611566e
STRENGTHENED for ROAD and RACING USE

2 roller bearings with balls ø 20x47x14 (c4 clearance) for crankshaft for derbi moto and minarelli - yamaha scooter 50 cc
Code 6616065e
STRENGTHENED for ROAD and RACING USE - Carbonitrided inner ring

2 roller bearings with balls ø 20x47x14 (c4h clearance) for crankshaft for derbi moto and scooter with minarelli - yamaha engine 50 cc
Code 6615137e
STRENGTHENED for ROAD and RACING USE

fkm / ptfe oil seal set for overhaul for minarelli - yamaha scooter and quad 2t 50 cc
Code 6619160

fkm/ptfe oil-seal set for crankshaft for minarelli - yamaha scooter and quad 2t 50 cc
Code 6618167

oil seal ø 17x28x5 mm fkm
Code 6617436b

rapid sense system rpm temp hour meter
Code 5817540b
BATTERIES

battery charger smart battery charge & mantainer 6v/12v 1a for batteries from 2 to 20ah
Code 4419240
SPARK-PLUGS

spark plug denso iridium iw f 27 (thread m14 - 12.7 mm)
Code 6314454.l0
INTAKE MANIFOLD KITS

nbr tilted intake manifold ø 20,5-23 l.19 for yamaha - mbk - minarelli vertical engines 2t 50 cc
Code 02 8400b
Original spare Ø 20: for original air box filter

nbr tilted intake manifold ø 21-27 length 19 for yamaha - mbk - minarelli horizontal 2t 50 cc engines
Code 02 8479b
Not suitable for original air box filter
OIL

7.1 racing gear oil full synt (sae 75w - 90) 0.25l
Code 7613471b

7.1 sport gear oil (sae 80w - 90) 0.25l
Code 7613469b
VALVES AND PETAL SETS

3 vl10 and original valve carbon fibre petals with thickness 0,30/0,35/0,40
Code 27 3549.c0
for ORIGINAL VALVE

automatic fuel compensator macsi
Code 27 8785

valve vl10 with carbon petals thickness 0.30
Code 27 7441.c0