COO of the Jawa 640 Tramp (Euros)

Depreciation: 4.9 eurocents per km.

1000km service	27/10/2001	1958 km	13
Diesel fuel (gasket repair)	12/11/2001	2250 km	20
5000km service	4/1/2002	5220 km	10
Diesel fuel (gearbox repair)	2/2/2002	5300 km	20
2 indicator bulbs	24/1/2002	5564 km	2
400R18 enduro rear tyre	22/3/2002	8544 km	111
Diesel fuel (new left piston)	4/4/2002	8612 km	20
Paint for the exhausts	26/4/2002	10315 km	7
15000km service, including new reg./rect.	27/6/2002	15131 km	110
Gasoline to and from far away dealer	27/6/2002	15256 km	15
Puncture, new inner rear tyre	11/7/2002	16148 km	20
Heidenau enduro front tyre	19/7/2002	16508 km	75
400R18 enduro rear tyre	27/9/2002	19415 km	86
Indicator bulbs and sidestand spring	12/11/2002	21658 km	3
2 sparkplugs NGK B7HS	7/2/2003	25320 km	7
25K service; new steeringhead bearings and brakepads	17/4/2003	27851 km	171
New right handguard, mirror and indicator	17/4/2003	27851 km	40
Dieselfuel for transporting bike	17/4/2003	27851 km	30
2 Sparkplug covers	2/8/2003	32611 km	9
Heidenau rear (85) and front (81) tyres	22/8/2003	33350 km	166
New left cylinder and piston	24/10/2003	35098 km	240
Dieselfuel for transporting bike	24/10/2003	35098 km	30
Rear new inner tube	14/12/2003	37230 km	25
New left handguard	12/3/2004	41823 km	19
Fluids and cleaning (AKA service)	2/4/2004	42372 km	20
Brakepad, airfilter, clutchcable, rear brake	28/4/2004	44161 km	90
Fuel	28/4/2004	44161 km	20
Maintenance and repairs up to 4/6/2004			1379

Maintenance per km: 3 eurocents.

Average fuel consumption: 5 litres/100 km. Oil/Gas Ratio 1:50.
The replacement enduro tyres are produced by Heidenau; I'm told this is a company producing offroad tyres for Metzeler only. The rear tyre's size is somewhat larger than the original and it looks pretty impressive. The price is probably higher than the Jawa justifies...