Honda Bmw 5 Service Manual

Cvlinder Head Removal  and Installation / 
Right cylinder head, installing, M62 engine 
- Clean cylinder  head and block  sealing surfaces  of gasket de- 
bris,  making sure  no debris drops into coolant  or  oil passag- 
es. 
CA UTIOW- 
To  prevent  valve to piston contact when tightening camshaft 
sprocket fasteners, counterhold camshaft  with 
27 mm open- 
end  wrench.  If 
necessarq: grind outer  side of  wrench  jaws to 
prevent  damaging  cylinder head. 
- Check cylinder  head bolt  holes  and...

11 3-78 
Cylinder Head Removal and  Installation 
4 Using a torque  angle gauge,  tighten cylinder  head bolts to 
specified torque  angle in stages 
2 and 3. 
Tiahtenina toraues - -. 
Stage I 30 Nm (22 ft-lb) 
Stage I1 
Stage Ill 
4 Using BMW special  tool 11 3 430, or a 27 mm open-ended 
wrench,  rotate camshafts until marker  bores (drilled holes) 
point upwards 
(arrows). 
Do not  damage cylinder  head with wrench.  If necessary. 
grind  outer side  of wrench  jaws to prevent damaging cylinder...

-8 . 
Cylinder Head Removal and Installation -- 
Using crankshaft center bolt, rotate  engine clockwise from 
the 
45 before TDC up to TDC position (OIT  aligns with cast- 
ing mark on cylinder block). 
< Lock crankshaft in TDC position  with BMW  special tool 11 3 
200 (arrow). 
NOTE- 
Special tool boss located  at the  rear  of upper  engine  oil pan. 
- Working at right cylinder head (cylinder 5-8) fit primary 
sprocltet and chain  to camshaft flange. 
! 
I 
4 Press timing chain tensioner  rail...

11 3-80 
Cylinder Head Removal and lnstallation 
I I 4 Install BMW special tool  11 7 380 
4 Install special tool  11 3 390 into special tool 11 7 380 and 
tighten tensioner 
(1 1 3 390)  to 0.7  Nm (6.3  in-lb) using spe- 
cial  tool  00 
9 250. 
NOTE- 
BMW special tool 00 9 250 is a flexible  shaft torque wrench. 
- Tighten sprocket retaining bolts in the following order: 
3 accessible bolts on left  exhaust camshaft 
- All bolts on right exhaust  camshaft 
3 accessible bolts on left  intake camshaft...

Cylinder Head Removal and  Installation 1 
Replace sealing O-ring (arrow) in right  cylinder  head before 
installing upper  timing chain cover. 
4 Install oil supply  lines and mounting  nuts on both  heads (ar- 
rows). 
- Using a new gasket,  install upper timing chain  cover on right 
head and tighten  cover fasteners finger  tight. 
4 Remove right  cylinder head cover gasket  and install spacing 
tool 
(BMW 11 1  41 1) in  place  of gasket. 
- Install right cylinder head  cover fasteners and tighten...

1 13-82 
1 Cylinder Head Removal and Installation 
4 Reinstall cylinder head covers to  right and left  cylinder  heads 
using  new gaskets. 
Check for  correct seating  of half-moon  seals 
(A) in back  of 
cylinder  head cover. 
Use  a small amount  of Three Bond 
1209 8 or  equivalent 
sealer  at corners 
(B) of half-moon  cutouts. 
- Install cylinder  head cover fasteners  and tighten uniformly  in 
I2 turn steps. 
Tightening torque  Cvlinder  head cover  fasteners 
10 Nm (7.5 It-lb) 
- Install...

11 6 Cylinder Head and Valvetrain 
........................... General ............................ 1 16-2 Valves 116-56 
.................... Special Tools ........................ 11 6-2  Valves. leak test 11 6-56 
......... Valves.  removing  and installing 11 6-56 Cylinder Head ..................... .I1 6.5 ....................... Valve guides 11 6-57 
Valves.  leak test ...................... 11 6-6 
Valve stem oil seals .................. 11 6-58 ...... ...ll 6.6 Valveseats...

This group  covers  cylinder  head and  valvetrain service and 
repair.  Some of the  repair procedures described here  require 
that  the cylinder  head first be removed as  described in 
113 
Cylinder Head Removal and  Installation. 
NOTE-  For  timing  chain and 
VANOS repair  information, see 117 
Camshaft  Timing Chain. 
If  it is 
determined that the  cylinder  head will require signif- 
icant  reconditioning  work, a remanufactured  cylinder head 
may  be a good  alternative.  Remanufactured...

1 16-3 
Cylinder Head and Valvetrain 
4 Cranltshaft loclting tool (Tool No. BMW  11 2 300) 
4 Camshaft loclting tools set (V-8, cyl. 1-4) 
(Tool No. 
BMW 11 2 440) 
4 Camshaft locking tools set (V-8, cyl. 5-8) 
(Tool  No. BMW 11 2 440) 
4 Camshaft loclting tools set (6-cylinder) 
1 (Tool No. BMW  11 3 240) 
4 Camshaft bearing cap tensioning  jig (6-cylinder) 
ITool NO.  BMW 11 3 260/27n   

/cylinder Head and Valvetrain 
Secondary timing chain tensioner locking pin set (6-cylinder) 
- 4 Secondary timing chain tensioner locking pin  (V-8) 
(Tool  No. BMW 
11 3 310) 
4 Adjustable primary timing chain tensioner tool (V-8) 
(Tool  No. BMW 
11 3 390) 
4 Camshaft installation tool  (V-8) 
(Tool No. 
BMW 11 3 430) 
4 VANOS  compressed air fitting 
7 (Tool No. BMW 11 3 450) 
Adjustable primary timing chain tensioner tool (6-cylinder)  (Tool  No. BMW 
11 4 220)