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Motor & year Inlet lift, opens, closes exhaust lift, open, close
(mm) (BTDC) (ATDC) (mm) (BBDC) (ATDC)
B202t -1985 8.65/6.65** 16 56 8.65 56 10
B202t cat -86 8.65/6.65** 16 56 8.65 56 10
B202t 1986- 8.65 16 56 8,65 61 13
B202t cat 87- 8.65 16 56 8,65 61 13
B202i 1986- 8.65 16 44 8,65 61 13
B212i 1991- 8.65 16 44 8,65 61 13
B234i 90-93 8.65 13 53 8.65 50 16
B234t 91-93 8.65 13 53 8.65 50 16
B204all 94- 8.65 14 46 8.65 44 16
B234t 94- 8.65 14 46 8.65 44 16
B234i 94- 8.65 13 53 8.65 48 18
** - the difference in the height of the two lobes is for swirl in
the combustion chamber
BTDC - Before Top Dead Center
ATDC - After " " "
BBDC - Before Bottom Dead Center
B202i:
B = Gasoline (Bransle in Swedish)
20 = displacement in deciliters 20=2l, 21 = 2.1l, etc.
2 = # of cam (or other) shafts 2 = slant block, 4 = balance shaft block
i = injection, t=turbo, all=all variants (i thru t)
cat = means with catalyst
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