Genuine ROTAX Parts

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

A – Loctite 221
C – Loctite 648
E – Loctite Anti-Seize
H – Loctite 603
I – Lithium-Base Grease
Q – 732 RTV

AR – As required

a – Replace layshift gear 55 T and pinion shaft 21 T only together;
b – Replace layshift gear 57 T and pinion shaft 19 T only together;
c – Replace layshift gear 59 T and pinion shaft 17 T only together;
d – Replace layshift gear 60 T and pinion shaft 15 T only together;
e – Attention: Left handed thread;
f – Coupling-flange Part No. 958 971 and sealing ring Part No. 950 084 has to be used as a set;
h – Gear set and splitted cone sleeve must be used together;
|| – NOTE: Included starter relay;
See also SI-2ST-007

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

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

A – Loctite 221
D – Loctite 574

a – From engine serial number 4,795.397

A: Loctite 221
L: Molykote PG-54
M: Molykote G-N

AR – As required

d – Starter Rope 3700 mm;
e – Starter Rope 2200 mm;
f – In a roll/sold per meter (39”);
g – Modified rope fixation, knot instead of key clamp (from S/N 5.742.150)

O – Engine Oil

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

a – Crankcase with screw connection M8x18, b – Marked with groove, c - See Overhaul Manual of the respective engine type, current issue.

A – Loctite 221
B – Loctite 243
C – Loctite 648
D – Loctite 574
J – Molykote 44 Medium

c – Up to engine S/N 582 UL Mod. 90 4,172.691 (see also SI-08-1994);
d – From engine S/N 582 UL Mod. 90 4,172.692 (see also SI-08-1994)

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.

A – Loctite 221
I – Lithium-Base Grease

a – For configuration free-air-cooled;
b – In a roll/Sold per meter (39");
c –  For magneto flywheel new version (with closed cage), Torx screw also valid for old version. At disassembly and reassembly of the screw, the thread has to be cleaned of the remaining coating and secure with Loctite 221. As an alternative a new screw can be used.

L – Klueber Isoflex Topas Nb5051

a - See SB-914-023 current issue;
b – Wil be delivered in circle shape;
c – Standard starter 0.7 kW;
d – Washer, lock washer and hex. nut replaced by hex. collar nut

B – Loctite 243
C – Loctite 648
O – Engine Oil

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

a – marked with S/N; 
b – Only for model 2 and 4; 
c – Tolerance group "C" 1.820 - 1.829 mm;
d – Tolerance group "D" 1.830 - 1.839 mm; 
e – Depending on configuration use 14 studs P/N 840752 M8x201 or 8 studs M8x201 and 6 studs P/N 840754 m8x210;
f – See Overhaul Manual of the respective engine type, current issue;
g – Only for use with new cylinders 913221 with countersunk. With the cylinder 913225 the countersunk was already introduced starting from beginning of the production;
h – See the following Service Instruction current issue SI-914-021.

B – Loctite 242
F – Loctite 380
I – Lithium-Base Grease

AR – As required

a – For ignition circuit 1, b – For ignition circuit 2, c – To fix oil tube resp. cable harness, d – In a roll/sold per meter (39")

a – RED 67.50 MM - 67.51 MM, GREEN 67.51 - 67.52 MM;
b – Cylinder PTO side;
c – Cylinder MAG side

A – Loctite 221
B – Loctite 243
Q – Silastic 732 RTV

AR – As required

a – Cooling surface 3,2 dm² (49,6 in²);
b – From engine S/N: 3,916.823;
c – Up to engine S/N: 4,916.822;
d – For evacuation of air, at installation of engine with spark plugs down;
e – Longer studs for 582 UL Mod. 90. Not used on 582-99;
f – Sold by the meter (39”)

A – Loctite 221
Q – Silastic 732 RTV

AR – As required

a – Cooling surface 2,4 dm² (37.2 in²);
b – From engine S/N: 3,916.823;
c – Up to engine S/N: 4,916.822;
d – For evacuation of air, at installation of engine with spark plugs down;
e – Longer studs for 582 UL Mod. 90;
f – Sold by the meter (39")

B – Loctite 243

AR – As required

a – Supply to cylinder 1 and 2; b – Supply to cylinder 3 and 4; c – Discharge cylinder 1; d – As scrab-protector for version 3; e – Discharge cylinder 3; f – Discharge cylinder 2; g – Discharge cylinder 4; h – Sold by the meter (39"); i – Expansion tank for radiator installation above engine; j – See SI-912-020 + SI-914-022 current issue; k – See SB-914-043 current issue

AR - As Required

AR – As required

a – Air guide, carburetor side;
b – Air guide, exhaust side