944 Hub by FormFactor Performance

Engine · 103-15

Driving mechanism

1985–1988 · 944 / Turbo / S · 36 parts

Torque specs Tightening values for these fasteners are in the Master List: Timing belt & engine front →
Driving mechanism exploded diagram

Numbers on the diagram match the Pos column. Tap the image to enlarge.

Pos Part number Description Find
1 Balance shaft eBay · Web
2 Bearing shell eBay · Web
2 Bearing shell eBay · Web
3 Gear wheel eBay · Web
4 Spacer sleeve eBay · Web
5 Gasket eBay · Web
6 Flange washer eBay · Web
7 Washer eBay · Web
7 Washer eBay · Web
8 Woodruff key eBay · Web
9 Hexagon-head bolt M10×35 eBay · Web
9 Hexagon-head bolt M10×35 eBay · Web
10 Tensioning roller eBay · Web
11 Roller eBay · Web
12 Washer eBay · Web
12 Washer eBay · Web
13 Lock nut M10 eBay · Web
14 Toothed belt eBay · Web
15 Locking ring eBay · Web
15 Locking ring eBay · Web
16 Round seal eBay · Web
16 Round seal eBay · Web
17 Bearing case eBay · Web
18 Shaft sealing ring 944online
19 Bearing case eBay · Web
20 Shaft sealing ring eBay · Web
21 O-ring eBay · Web
22 Hexagon-head bolt M8×35 eBay · Web
22 Hexagon-head bolt M8×35 eBay · Web
23 Hexagon-head bolt M8×60 eBay · Web
23 Hexagon-head bolt M8×60 eBay · Web
24 Washer eBay · Web
24 Washer eBay · Web
25 Bearing sleeve eBay · Web
25 Bearing sleeve eBay · Web
26 Dowel sleeve eBay · Web

Part numbers are read directly from the factory catalog (1985–1988). Always confirm fitment for your VIN — supersessions happen. See curated parts with verified buy links →