Toro Groundsmaster 455-D Service Manual page 65

Cylinder Head Removal
1. Remove the cylinder head cover.
2. Use a Torx head T55 tool to loosen the cylinder head
bolts, working in a spiral from the outside. Remove the
cylinder head bolts.
IMPORTANT: DO NOT pry at gasket surface to
loosen cylinder head from block.
3. Use levers (0.0149) to release the cylinder head from
the block.
4. Remove the cylinder head and gasket.
Oil Pump Removal
1. Remove the oil pan and gasket
IMPORTANT: Use solvent and a wood or plastic
scraper to remove the silicone gasket material. Be
careful not to damage the sealing face of the block.
2. Remove the bolts (Fig. 60, Item 1, 2, and 3).
3. Remove the seal carrier plate (Item 4).
IMPORTANT: The bolt (Item 1) is a special bolt that
centers the pump in the correct location.
4. Remove the pump (Fig. 61, Item 5) / drive chain /
crankshaft sprocket (Item 7) assembly. NOTE: Item 6 ­
spacer is not used on engines used in TORO machines.
Groundsmaster 455-D
Page 3 - 47 Rev. B
Figure 59
Figure 60
Figure 61
Engine