Kawasaki STX-15F service manual Crankshaft Main Journal Diameter 40.984 ∼ 41.000 mm 40.96 mm

ENGINE BOTTOM END 8-5

Specifications

	Item				Standard		Service Limit
Crankshaft Main Journal Diameter:				40.984 ∼	41.000 mm		40.96 mm
				(1.6135 ∼	1.6142 in.)		(1.613 in.)
Marking
None				40.984 ∼	40.992 mm		– – –
				(1.6135 ∼	1.61385 in.)
1				40.993 ∼	41.000 mm		– – –
				(1.61389 ∼ 1.6142 in.)
Crankcase Main Bearing Bore Diameter:				44.000 ∼	44.016 mm		– – –
				(1.7323 ∼	1.7329 in.)
Marking
○				44.000 ∼
					44.008 mm		– – –
				(1.7323 ∼	1.73259 in.)
None				44.009 ∼	44.016 mm		– – –
				(1.73263 ∼ 1.7329 in.)
Crankshaft Main Bearing Insert Thickness:
Brown				1.490 ∼ 1.494 mm			– – –
				(0.05866 ∼ 0.05882 in.)
Black				1.494 ∼ 1.498 mm			– – –
				(0.05882 ∼ 0.05898 in.)
				1.498 ∼ 1.502 mm			– – –
Blue				(0.05898 ∼ 0.05913 in.)
Crankshaft Main Bearing Insert Selection
	Crankcase	Crankshaft			Bearing Insert*
	Main Bearing	Main Journal
	Bore Diameter	Diameter	Size Color		Part Number	Journal Nos.
	Marking	Marking
	○				92139-3704	1, 5
		1	Brown		92139-3713	3
					92139-3707	2, 4
	○	None	Black		92139-3703	1, 5
	None	1			92139-3712	3
					92139-3706	2, 4
					92139-3702	1, 5
	None	None	Blue		92139-3711	3
					92139-3705	2, 4

*The bearing inserts for Nos. 2 and 4 journals have an oil groove, respectively.