Triumph TR6 PI Operation Manual page 93

I. Remove the engine and gearbox assembly from the
car 12.37.01.
2. Remove the gearbox from the engine.
3. Remove the following carburetter engine
a.
the inlet manifold complete with carburetters.
b. the fuel pump and outlet pipe.
c. the ignition distributor 1\6.35.20.
d. the pedestal and distributor drive shaft
4. Remove the following P.l. engine
a.
the injector pipes from the injectors.
b the metering unit vacuum pipe.
c. the ignition distributor complete with the
pedestal distributor drive shaft and fuel
metering distributor.
d. the inlet manifold complete.
e.
the air intake manifold support bracket.
5. Remove the alternator and drive belt.
6. Remove the water pump complete with the housing.
7. Remove the exhaust manifold and gasket.
8. Remove the oil filter assembly and dipstick.
9. Remove the oil pressure relief valve.
10. Remove the ignition coil and earth strap. Noting the
location of the suppressor on latter USA market
engines.**
11. Remove the starter motor.
12. Remove the engine mounting brackets.
13,. Remove the oil pressure switch.
14. Remove the fan blades.
15. Remove the crankshaft pulley and fan extension,
instructions.6,7 and 9,12.21.01.
16. Remove the clutch assembly.
17. Remove the rocker cover.
18. Remove the six pedestal nuts and lift off the rocker
shaft assembly. ...
19. Slacken the cylinder head securing nuts in the reverse
order as in operation 12.29.27.
20. Lift off the cylinder head.
21. Remove and discard the cylinder head gasket.
22. Remove the twelve push rods and cam followers and
identify for reassembly.
23. Remove the five bolts, two nuts and five set screws
securing the timing cover and carefully ease the cover
off the two dowels and two studs.
24. Withdraw the crankshaft collar and oil thrower.
25. Straighten the lock tabs and remove the two bolts
securing the camshaft sprocket and remove the
crankshaft and camshaft sprocket complete with the
timing chain.
ENGINE ASSEMBLY
- Strip and rebuild
Stripping
12.41.05
ENGINE
26. Remove the two bolts securing the camshaft keeper
plate to the
c~linder
block and remove the plate.
27. Carefully withdraw the camshaft from the cylinder
block.
28. Remove the three bolts and two set screws from the
engine front mounting plate and withdraw the plate
and gasket.
29. Remove the four bolts holding the flywheel assembly
to the crankshaft and lift-off the flywheel.
30. Remove the spigot bush from the back of the
flywheel.
31. Remove the seven bolts and remove the engine rear
mounting plate.
32. Remove the twenty three bolts and withdraw the
sump and gasket.
33. Remove the three bolts and withdraw the oil pump.
34. Remove the two screws securing the front sealing
block to the crankcase and withdraw the block.
35. Remove the seven bolts securing the rear main oil seal
housing to the crankcase and remove the housing and
seal.
CAUTION: It is vital that during the following operations,
36 to 39, that no intermixing of components is
allowed to occur. The Connecting rod big-ends and
the main bearings are numbered for identification
purposes and their respective bolts, caps and bearings
must not loose their identity.
36. Remove the connectfng rod bolts and withdraw the
caps and lower shells.
37. Push the pistons and connecting rods up the bores
and withdraw from the top of the cylinder block.
38. Assemble the caps and bearings to their respective
connecting rods.
39. Remove the main bearing bolts and withdraw the
caps and lower bearing shells.
40. Lift out the crankshaft.
41. Remove the thrust bearings from the rear main
bearing.
42. Remove the main bearing upper shells.
43.
If
necessary, drive the oil pump shaft bush out from
the underside of the cylinder block using a suitable
drift with a pilot.
44. If necessary, remove the cylinder head holding down
studs from the block.
45. Remove:
a.
the rear sling eye, b. the front sling eye,
and c. the alternator bracket.
46. Overhaul the cylinder head 12.29.18.
47. Overhaul the connecting rods and pistons 12.17.10
instructions 2 to 15.
48. Overhaul the oil pump instructions 4 to 11. 12.60.32.
Continued
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Triumph TR6 Manual. Part No. 545271 Issue 2 12.41.05 Sheet 1