Kohler KD27V12 — Fitting the viscous damper and crankshaft add-on parts
Repair & overhaul
For the Kohler KD27V12, from the Kohler service manual.
Applies to: Kohler KD27V12, Kohler KD27V12 engine
Procedure
- Degrease the contact surfaces between the viscous damper and the parts behind this.
- Fit the viscous damper carefully without moving the parts behind it.
- Degrease the contact surfaces between the pulley and the parts behind this.
- Fit the pulley carefully without moving the parts behind it.
- Grease the new hexalobular screws with engine oil.
- Fit the hexalobular screws 1, 2, 5, 6, 7, 8 and tighten hand tight.
- Remove the mounting bolts [0528470].
- Fit the remaining hexalobular screws and tighten hand tight.
- Tighten all hexalobular screws according to the tightening instruction.
Tools required
- Special tool [0528470] Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Torx expansion bolt M16x156-10.9: 20 Nm, 60 Nm, 90°, 90°, 90°, 45°
Full service-parts list: Kohler KD27V12 →
Source: Kohler service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.