Genuine ROTAX Parts

B – Loctite 243

a – Marked with S/N;
b – Only for TCU P/N 966470;
c – For cylinder 2/4;
d – For cylinder 1/3;
e – Used as water trap;
f – Also included in carburetor for 914 Cyl. 2/4;
g – Drip tray for airbox P/N 867758, 667162 and 667167;
h – For use of airbox P/N 667162. See SI-914-013 current issue;
i – For use of airbox P/N 667167, See SI-914-015 current issue;
j – For use of airbox P/N 867753;
k – New adapter flange use only together with throttle valve position sensor. See SI-25-1997;
l – See Service Instruction SI-914-022 current issue;
m – Optional for fuel pressure gauge connection;
n – Not for TCU P/N 966470

O – Engine Oil

a – See SB-912-040, SB-914-026 current issue;
b – In a roll;
c – With metric connection thread M18x1.5

B – Loctite 243
L – Klueber Isoflex Topas Nb5051
O – Engine Oil
P – Loctite 5910

a – Stainless;
b – Optional for engine suspension frame;
c – The rotary seal was introduced from following S/N. Up to this S/N the rotary seal has to be exchanged together with P/N 850945, 926273, 922224: 912 UL 4,403.283, 912 ULS starting with serial production, 914 UL 4,417.783;
d – For mech. rev counter drive without centering bore for pick up. For engines without mech. rev. counter drive P/N 230880, 945750, 840511 has to be mounted additional; 
e – See SB-914-023 current issue;
f – See Maintenance Manual Heavy of the respective engine type, current issue;
g - Without processing for mech. rev counter drive;
h – Will be delivered in circle shape.

B – Loctite 243

a – For cylinder 2 and 1/3;
b – For cylinder 1 and 2/4;
c – Carburetor housing not available as spare part. Use carburetor assembly,
d – Refer to service instruction SI-03-1998 current issue,
e – With clearance for O-ring (use only together with O-ring pos. 18 (P/N 950430);
f – For airbox P/N 867758, P/N 867756; See SB-912-044;
g – See SI-912-012, SI-914-014;
h – Package including two floats;
i – Special jetting according to instructions of the manufacturer;
j – Contain parts requirement for 2 carburetors;
k – Overhaul kit for 1 carburetor

H – Oil filter

d – See Service Instruction SI-912-017 current issue

B – Loctite 603

a – Version 4.6, used from following engine S/N 914 UL from 4,417.849. Retrofit at older engines possible according SB/SI, Marked with S/N;
b – Marked with S/N;
c – Airbox pressure sensor;
d – See Service Instruction SI-914-022 current issue;
e – Only for P/N 966741 (version 4.6);
f – For authorized distributors only;
g – Connector cable, wiring harness P/N 966492 with sensor P/N 274051. See Service Instruction SI-914-022;
h – Non-certified part

B – Loctite 243
C - Loctite 648
L – Klueber Isoflex Topas Nb5051
O – Engine Oil

a - Thread 3/4-16 UNF for oil filter 3 mm extended, Introduced as per following engine 912 UL 4,407.160, 912 ULS 5,644.742, 914 UL 4,419.026;
b – With optimized spring routing;
c – see SI-912-020/914-022

B – Loctite 243
C – Loctite 648
L – Klueber Isoflex Topas Nb5051
P – Loctite 5910

A – For version 2 with narrow dog gear (22 mm / 0.87 in.)
B – For version 3 with narrow dog gear (22 mm / 0.87 in.)
C – For version 4 with narrow dog gear (22 mm / 0.87 in.)
D – For version 2 with wide dog gear (27 mm / 1.06 in.); For 914 use only from following engine S/N 914 UL: 4,417.791
E – For version 3 with wide dog gear (27 mm / 1.06 in.); For 914 use only from following engine S/N 914 UL: 4,417.791
F – For version 4 with wide dog gear (27 mm / 1.06 in.); For 914 use only from following engine S/N 914 UL: 4,417.791
G – Replacement for 887701 with wide dog gear
H – Replacement for 887706 with wide dog gear
I – Replacement for 887711 with wide dog gear
J – Replacement for 887680 with wide dog gear
K – Replacement for 888565 with wide dog gear

a – Drive gear 22 T. and reduction gear 50 T. are paired and must be replaced together and marked with S/N. See SL-912-002 resp. SL-914-002.
b – Drive gear 21 T and reduction gear 51 T. are paired and must be replaced together and marked with S/N. With wide dog (27 mm / 1.06 in.); See SL-912-002 respr. SL-914-002; For 914 use only from following engine S/N: 912 ULS starting with serial production, 914 UL: 4,417.791
c – For model 2 marked with S/N
d – For model 3 marked with S/N
e – For model 4 marked with S/N
f – For gear sets P/N 886125 and 886517 (narrow versions)
g– For gear set P/N 886518 (wide version)
h – Drive gear 21 T. and reduction gear 51 T. are paired and must be replaced together and marked with S/N. With thin dog gear (22 mm / 0.87 in.); See SL-912-002 resp. SL-914-002; For 914 use only up to S/N 914 UL: 4,417.790
i – Do not use at version with auxiliary alternator; only available as a set (includes 6 pieces)
j – Only when a governor is used
k – Version without governor: 2x940.591; with governor: see chapter 61.20.00
l – Dog hub with extended hub
m – With additional bores to drain lead
n – Increased support bearing diameter
o – See SL-912-002 current issue

F – Loctite 7063
L – Klueber Isoflex Topas Nb5051
O – Engine Oil
Z – Loctite 603

e – At 912 ULS the complete  piston with rings has to be exchanged up to S/N 4,425.123;
f – With countersunk for O-ring 830415. 912 UL: 4,403.679, 912 ULS: Starting with serial production, 914 UL: 4,417.868;
g – Note following Service Letter: SL-912-002 current issue, SL-914-002 current issue,
h – With expanded space of sprag clutch. Introduced as per following engine S/N 912 UL: 4,409.089, 912 ULS: 5,650.835, 914 UL: 6,772.727;
i - Balanced pistons set: max. difference 3 g

B – Loctite 243

a – Marked with S/N. Inclusive suction and pressure line;
b – Marked with S/N;
c – With fuel pressure gauge connection, At conversion from 956312 to 956602 remove jet 963820 from banjo bolt;
d – Marked with yellow dot;
e – Drip tray for airbox P/N 867758, 667162 and 667167,
f – Drip tray for airbox P/N 867758,
g – For retrofitting see Service Bulletin SB-912-044 current issue;
h – Optional with connection flexible fuel lines;
i – See SI 912-020 current issue;
j – For steel pipe

C – Loctite 648
E – Loctite Anti-Seize 15378

a – Marked with S/N;
b – Stainless;
c – In a roll, Tube 125 mm (4.92  in.);
d – With imprinting "oil";
e – See Service Instruction SI-914-022 current issue;
f – With additional internal bracket from engine S/N 914F 4,420.437;
g – With lubricaiton hole for waste gate shaft

B – Loctite 243
C – Loctite 648
L – Klueber Isoflex Topas Nb5051
O – Engine Oil

B – Loctite 243

a – For cylinder 1/3;
b – For cylinder 2/4;
c – Carburetor housing not available as spare part. Use carburetor assembly; 
d – Refer to service instruction SI-03-1998 current issue;
e – With clearance for O-ring (use only together with O-ring pos. 16 P/N 950430);
f – See SI-912-012, SI-914-014 current issue;
g – For airbox P/N 667167, See SI-914-015 current issue, For engine S/N 914 UL 4,418.634;
h – For airbox P/N 867753 or 667162, See SI-914-013 and SI-914-002 current issue;
i – Package including two floats;
j – At carburetor 1/3 only 1 piece;
k – Contain parts requirement for 2 carburetors

B – Loctite 243
I - Lithium-Base Grease
AG – Silicon Heat Compound

a – Sold by the meter (39");
e – Not necessary at intake manifold P/N 867688;
f – Introduced as S/N 04.0388 with altered insulation only for spare parts;
g – Not suitable for crankcase P/N 886354, P/N 886358 and older;
h – At crankcase P/N 888364 or newer crankcase;
i – Not suitable for intake manifold P/N 867688;
j – Necessary at version with ring mount;
k – Sold by the meter (39");
l – Use P/N 842742 and 953390 only together;
m – SI-912-013 / SI-914-016 current issue. See Maintenance Manual Heavy of the respective engine type, current issue. From engine 912 UL S/N 4,406.291, 912 ULS S/N 5,643.680, 914 UL 4,418.712;
n - In a roll, silicone hose 120 mm;
o – SI-912-020 / SI-914-022 current issue;
p – 1x lock washer A6 P/N 945751 is not needed after production-year 2010 on position between the bracket 2 P/N 851267 and the hex nut M6

B – Loctite 243
C – Loctite 648

AR – As required

c – Cooling area 234 cm² / 36.27 sq. in.;
e – UNF connections

a – Marked with S/N

B – Loctite 243
I – Lithium-Base Grease
O – Engine Oil

a – Stator retrofit kits: 912 UL: S/N 3,792.501 up to 3,792.55 Set D P/N 888716, S/N 4,005.300 up to 4,152.111 Set E P/N 888718, S/N 3,792.556 up to 4,005.299, Set C P/N 888714; S/N 4,152.112 up to 4,403.282 Set B P/N 888712; 912 ULS: S/N 4,425.001 up to 4,425.029 Set A P/N 888710; 914 UL: S/N 4,417.503 up to 4,417.783 Set B S/N 888712;
b – With modified trigger, instead of 4° before top dead center --> -3° after top dead center;
c – SI-912-013 / SI-914-016 standardization of the ignition unit;
d – Trigger coil kit with elongated hole for adjustment and 6-pole connector incl. 7 Stk. P/N 827800;
e – 4-pole connector and trigger coils without alignment incl. 7 Stk. P/N 827800. Replaced trigger coil kit P/N 965177;
f – Trigger coils for rev. counter to P/N 965176 and P/N 965179;
g – At all trigger coils with longhole

L – Klueber Isoflex Topas Nb5051
O – Engine Oil

a – For gear sets P/N 886125, 886517; thin dog gear (22 mm / 0.87 in.)
b – For gear set P/N 886518; wide dog gear (27 mm / 1.06 in.)
c – With additional bores to drain lead
d – Option for 912 UL fitted with 2,43 gear set

C – Loctite 638
L – Klueber Isoflex Topas Nb5051
O – Engine Oil

AR – As required

a – For cylinder 2 and 3;
b – For cylinder 1 and 4;
c – Up to engine S/N 912 UL: 4,401.879, 914 UL: 4,417.597, single valve springs and double valve springs if required are allowed to be mounted in one engine;  
d – From engine S/N 912 UL: 4,401.880, 914 UL: 4,417.598;
e – With sintered bronze bushing;
f – Oversize +0.2 mm (0.008 in.);
g – Rocker arm version with vespel bushing, from engine S/N 912 UL: 4,404.621, 912 ULS: 4,427.487, 914 UL: 4,418.104;
h – For inlet valve, chafe up to new measurement;
i –  For outlet valve, chafe up to new measurement;
j – Use only once!;
k – For rework of exhaust port. See Overhaul Manual of the respective engine type, current issue;
l – Marked with S/N;
m – Without worm gear;
n – Prefilled, 8 parts per set;
o – Cylinder heads where the coolant temperature is measured.
p – see SI-914-30

B – Loctite 243
C – Loctite 648
L – Klueber Isoflex Topas Nb5051
O – Engine Oil
P – Loctite 5910

a – Only for model 2 and 4;
b – Tolerance group "C" 1.820 - 1.829 mm;
c – Tolerance group "C" 1.830 - 1.839 mm;
d – See Overhaul Manual of the respective engine type, current issue

B – Loctite 243
L – Klueber Isoflex Topas Nb5051AR – As required

a – For cylinder 2 and 4;
b – From engine 912 UL S/N 4,401.595 up to 4,402.978, 914 UL S/N 4,417.708 up to 4,417.727;
c – From engine 912 UL S/N 4,402.979, 914 UL S/N 4,417.728;
d – Up to engine 912 UL S/N (Only if the engine was not refitted with intake manifolds 867683 and 867688) 4,402.978, 914 UL S/N 4,417.727;
e – Only at intake manifold without O-ring;
f – See following Service Bulletin SB-912-030 / current issue SB-914-019;
g – Not suitable for direct installation of the air filter on the carburetor. Forseen for airboxes without drip tray;
h – For rework of exhaust port. See Maintenance Manual Heavy of the respective engine type, current issue;
i – In a roll;
j – See Service Instruction SI-914-020 / current issue SI-914-022;
k – For cylinder 1 and 3;
l – Intake manifold with connection boss for pneumatic carburetor-synchronization. From engine 912 UL S/N 4,404.045, 912 ULS 4,426.475, 914 UL 4,417.956