89 TransAlp Manual Crankshaft Transmission 6

CRANKSHAFT/TRANSMISSION

Remove the bearing caps and connecting rods and measure the width of the compressed plastigauge on each crankpin.

SERN/ICE LIMIT: 0.07 mm (0.003 In)

If the rod bearing clearance is beyond tolerance, select re-placement bearings.

BEARING SELECTION

The connecting rod I.D. codę number (1 or 2) stamped on each connecting rod identifies its inside diameter.

The codę letter (A or B) stamped on the crankshaft counter weight identifies the outside diameter of its crankpin.

Cross references the crankpin and connecting rod codes to select the correct replacement bearing.

			CONNECTING ROD I.D. CODĘ No.
			1	2
			43.000-43.008 mm <1.6929-1.6932 in)	43.008-43.016 mm (1.6932-1.6935 in)
CRANKPIN O.D. CODĘ Letter	A	39.982-39.990 mm <1.5741-1.5744 in)	Brown	Black
	B	39.974-39.982 mm (1.5738-1.5741 in)	Black	Blue

BEARING THICKNESS Blue:    1.495—1.499 mm

Black: 1.491-1.495 mm Blown: 1.487 — 1.491 mm

11-6

(1) COLOR CODES