32 Parts List
Models 664D & E666M
TRANSMISSION HOUSING, COVERS, SEALS, GASKETS, PLUGS
NOTE 1: These screws are a special sealing screw
that cannot be reused without risking the loss of
transmission oil. If these screws are loosened or
removed, they must be replaced with new screws.
1 GW-9621 Oil Seal (Double Lip), Wheel Shaft...... 2
2 1105620 Pipe Plug, 1/4, ................................... 2
3 721-04001 Seal, Transmission Bore..................... 1
4 1186329 Hex Flange Screw, 5/16-18 x 3/4* ...... 6
5 1983632 Oil Seal, Input Pinion Shaft ................. 1
6 GW-11513 Transmission Cover (Incl. four Ref. 18
and two ea. Refs. 21 & 22).............. 1
7 GW-20694 Gasket, Transmission Top Cover ........ 1
8 619-04010 Transmission Case Assy..................... 1
9 GW-9467 Plug .................................................... 1
10 GW-20889 Mounting Plate, Wheel Clutch Cable ... 1
11 721-04035 Oil Seal, Tiller Shaft............................. 2
12 1186328 Hex Flange Screw, 5/16-18 x 5/8* ...... 2
13 GW-20873 Tiller Housing Cover, left side ............. 1
14 GW-1129-1 Gasket, Tiller Housing Cover, .010"
(fits all covers)................................ A/R
15 1915089 Screw Kit: Incl. three 1/4-20 x 7/8
Self-Sealing Screws ........................ A/R
16 GW-1115 Rear Bearing Cap ................................ 1
17 GW-1124-2 Gasket, Rear Bearing Cap, .010"
Thick ............................................... A/R
18 GW-90063 Hex Flange Screw, 5/16-18 x 1* ......... 4
19 1915087 Screw Kit: Incl. five 1/4-20 x 5/8
Self-Sealing Screws ........................ A/R
21 736-0169 Lockwasher, 3/8.................................. 2
22 710-0216 Hex Hd. Screw, 3/8-16 x 3/4*............. 2
REF. PART
No. No. DESCRIPTION QTY.
REF. PART
No. No. DESCRIPTION QTY.
* Specify GRADE 5 if ordering part locally.
A/R – As Required