Engine Size	Model/Year	NGK Spark Plug	Gap	Battery	Chain	Front Sprocket	Rear Sprocket	Front Tire	Rear Tire
KTM
50	50 Mini 00
	50 Mini Adventure 03	BR8ECM						2.50-10	2.50-10
	50 Mini Adventure SR 03-04	BR8ECM						2.50-10	2.50-10
	50 Mini Adventure 04	BR8ECM						2.50-10	2.75-10
	50 SX Pro 01	B8HS	0.024
	50 SX Pro JR/SR 03	BR8ECM						2.50-10	2.50-10
	50 SX Pro JR LC 04	BR8ECM						2.50-10	2.75-10
	50 SX Pro SR LC 04	BR8ECM						2.50-12	2.75-10
	50SXR ADV 98-00	B8HS	0.024
60	60 SX 99-00
65	65 SX 99-01
	65 SX 03	BR8ECM						60/100-14	80/100-12
	65 SX 04							80/100-14	80/100-12
85	85SX 03-04							70/100-19	90/100-16
125	125EXC 98-01	R6918B-8	0.024
	125EXC04							80/100-21	100/90-19
	125 MXC98-01
	125 SX98-01	R6918B-8	0.024
	125SXO3							80/100-21	100/90-19
200	200 EXC 99-01	BR8EG	0.024
	200 EXC 03-04							90/90-21	120/90-18
	200 MXC 99-01	BR8EG	0.024
	200 MXC 03							80/100-21	100/100-18
	200 SX 99-01
	200 SX 03-04							80/100-21	100/90-19
250	250 EXC 98-01	BR8ECM	0.024
	250 EXC 03-04							90/90-21	140/80-18
	250 EXC Racing 03-04	BR8ECM	0.024					90/90-21	120/90-18
	250 MXC 98-01	BR8ECM	0.024
	250 SX 98-01	BR8ECM	0.024
	250 SX 03-04	BR8ECM	0.024					80/100-21	110/90-19
300	300 EXC 98-01	BR8ECM	0.024
	300 EXC 03-04	BR8ECM	0.024					90/90-21	140/80-18
	300 MXC 98-01	BR8ECM	0.024
	300 MXC 03	BR8ECM	0.024					80/100-21	100/100-18
	300 SX 98-01	BR8ECM	0.024
380	380 EXC 98-01	BR8ECM	0.024
	380 MXC 98-01	BR8ECM	0.024
	380 SX 98-01	BR8ECM	0.024
400	400 EXC Racing 00-01	CR8EK	0.024
	400 EXC Racing 04							90/90-21	140/80-18
	400 LC4 98-00	CR8EK	0.024
	400 LC4-E Supermoto 01	CR8EK	0.024
	400 MXC 01	CR8EK	0.024
	400 SC 98	CR8EK	0.024
	400 SX 98, 00-01	CR8EK	0.024
	400 SXC 00	CR8EK	0.024
450	450 EXC/Racing 03-04							90/90-21	140/80-18
	450 MXC Racing 03							80/100-21	100/100-18
	450 SMR 04							120/75-17	165/55-17
	450SX Racing 03-04							80/100-21	110/90-19
520	520 EXC Racing 00-01	CR8EK	0.024
	520 SX 00	CR8EK	0.024
525	525 EXC/Racing 03-04							90/90-21	140/80-18
	525 MXC Racing 03							80/100-21	100/100-18
	525 MXC RFS 04							90/90-21	140/80-18
	525 SMR 04							120/75-17	165/55-17
	525SX Racing 03-04							80/100-21	110/90-19
620	620 LC4 98
	620 LC4 Adventure-R 98
	620 SC 98
	620 SX 98	D8EA	0.024
625	625 SMR 04							120/70-17	160/60-17
	625 SXC 03-04							90/90-21	140/80-18
640	640 DUKE II 04							120/70-17	160/70-17
	640 LC4 99-00	DR8EA	0.024
	640 LC4 Adventure-R 99-00	DR8EA	0.024
	640 LC4 Adventure 03-04							90/90-21	140/80-18
	640LC4Enduro 04							90/90-21	130/80-18
	640 LC4-E Super Moto 00-01
	640 LC4 SuperMoto 03-04							120/70-17	160/60-17
	640 SMC 03
	640 Duke 03
660	660 SMC 04							120/70-17	160/60-17
950	950 Adventure/S 03-04							90/90-21	150/70-18
	950 Duke 03