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Wiseco Racing Pistons, Wiseco, Wiseco Snowmobile kits, Piston Kits, PWC Pistons, Marine Pistons

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POWERSPORT
Honda^® OFF-ROAD CYCLE (2-Stroke) Individual Pistons
Pistons are supplied with rings, wrist pins & circlips, unless noted otherwise

Models	Kit Part #	Bore x Stroke	Displ. (cc)	Bore Size (mm)	Over Sizes (mm)	Price

CR80 1980-82	450M04950	49.5 x 41.4	80	49.5	STD	$91.80
TC80 1970-78	450M05000		81	50	0.50	$91.80
	450M05050		83	50.5	1	$91.80
	450M05100		85	51	1.5	$100.80
	450M05150		86	51.5	2	$100.80
Top End Bearing sold separately: B1015

CR80 1983	493M04950	49.5 x 41.4	80	49.5	STD	$100.80
	493M05000		81	50	0.50	$100.80
	493M05050		83	50.5	1	$100.80
	493M05100		85	51	1.5	$110.70
	493M05150		86	51.5	2	$110.70
Top End Bearing sold separately: B1015

CR80 1984	509M04950	49.5 x 41.4	80	49.5	STD	$91.80
	509M05000		81	50	0.50	$91.80
	509M05050		83	50.5	1	$91.80
	509M05100		85	51	1.5	$100.80
	509M05150		86	51.5	2	$100.80
Top End Bearing sold separately: B1015

CR80 1985	517M04700	47 x 47.8	83	47	STD	$90.90
� No wrist pin available	517M04750		85	47.5	0.5	$90.90
	517M04800		87	48	1	$90.90
	517M04850		88	48.5	1.5	$99.90
	517M04900		90	49	2	$99.90

CR80 1986-02 PRO-LITE � International Bore - Not available in the U.S.	668M04600	46 x 47.8	80	46	STD	$88.20
Top End Bearing sold separately: B1012

CR80 1986-02	643M04700	47 x 47.8	83	47	STD	$88.20
PRO-LITE	643M04750		85	47.5	0.5	$88.20
� Nikasil Bore - Cylinder sleeving	643M04800		87	48	1	$88.20
or replating required for oversizes.	643M04900		90	49	2	$97.20
Top End Bearing sold separately: B1012

CR85 2003-07 NEW	833M04750	47.5 x 47.8	85	47.5	STD	$81.00
PRO-LITE	833M04950		92	49.5	2	$89.10
	833M05050		96	50.5	3	$89.10
Top End Bearing sold separately: B1080

CR125 1973-78	339M05600	56 x 50	123	56	STD	$169.20
MT125 1973-78	339M05650		125	56.5	0.5	$169.20
	339M05700		128	57	1	$169.20
	339M05750		130	57.5	1.5	$186.30
	339M05800		132	58	2	$186.30
Top End Bearing sold separately: B1080

CR125 1979	430M05600	56 x 50	123	56	STD	$146.70
� Chrome Bore - Cylinder sleeving or replating required for oversizes.	448M05650		125	56.5	0.5	$132.30
	448M05700		128	57	1	$145.80
	448M05750		130	57.5	1.5	$145.80
Top End Bearing sold separately: B1018

CR125 1980-84	448M05550	55.5 x 50	121	55.5	STD	$132.30
	448M05600		123	56	0.5	$132.30
	448M05650		125	56.5	1	$132.30
	448M05700		128	57	1.5	$145.80
	448M05750		130	57.5	2	$145.80
Top End Bearing sold separately: B1018

CR125 1985-86	518M05400	54 x 54	124	54	STD	$132.30
PRO-LITE	518M05450		126	54.5	0.5	$132.30
	518M05500		128	55	1	$132.30
	518M05550		131	55.5	1.5	$145.80
	518M05600		133	56	2	$145.80
Top End Bearing sold separately: B1006

CR125 1987	553M05400	54 x 54	124	54	STD	$121.50
	553P1		125	54.25	0.25	$90.90
PRO-LITE	553M05450		126	54.5	0.5	$121.50
� Power Valve must be modified for .040 and larger.	553M05500		128	55	1	$121.50
	553M05550		131	55.5	1.5	$134.10
	553M05600		133	56	2	$134.10
Top End Bearing sold separately: B1018

CR125 1988-89	564M05400	54 x 54.5	125	54	STD	$135.90
PRO-LITE	564M05450		127	54.5	0.5	$135.90
� 1989 Model has a Nikasil Bore - Cylinder sleeving or replating is	564M05500		130	55	1	$135.90
required for oversizes.	564M05550		132	55.5	1.5	$149.40
	564M05600		134	56	2	$149.40
Top End Bearing sold separately: B1001

CR125 1990-91	595M05400	54 x 54.5	125	54	STD	$110.70
	595M05450		127	54.5	0.5	$110.70
PRO-LITE	595M05500		130	55	1	$110.70
� Nikasil Bore - Cylinder sleeving
or replating required for oversizes.
Top End Bearing sold separately: B1001

CR125 1992-97	676M05400	54 x 54.5	125	54	STD	$117.90
	676M05450		127	54.5	0.5	$117.90
PRO-LITE	676M05500		130	55	1	$117.90
	676M05600		134	56	2	$123.30
� Nikasil Bore - Cylinder sleeving
or replating required for oversizes.
Top End Bearing sold separately: B1001

CR250 1973-74	337M07000	70 x 64.4	248	70	STD	$149.40
	337M07100		255	71	1	$149.40
	337M07200		262	72	2	$163.80
Top End Bearing sold separately: B1003

CR250 1975-77	338M07000	70 x 64.4	248	70	STD	$154.80
MR250 1975-77	338M07050		251	70.5	0.05	$154.80
MT250 1975-77	338M07100		255	71	1	$154.80
	338M07150		259	71.5	1.5	$170.10
	338M07200		262	72	2	$170.10
Top End Bearing sold separately: B1003

CR250R 1978-80	431M07000	70 x 64.4	248	70	STD	$156.60
	431M07025		250	70.25	0.25	$156.60
� Chrome Bore - Cylinder sleeving	431M07050		251	70.5	0.5	$156.60
or replating required for oversizes.	431M07075		253	70.75	0.75	$156.60
	431M07100		255	71	1	$156.60
� 2756CDM rings required for	431M07125		257	71.25	1.25	$171.90
Standard Chrome Bore)	431M07150		259	71.5	1.5	$171.90
	431M07200		262	72	2	$171.90
Top End Bearing sold separately: B1003

CR250R 1981-83	466M06600	66 x 72	246	66	STD	$163.80
	466P1		248	66.25	0.25	$112.50
	466M06650		250	66.5	0.5	$163.80
	466M06700		254	67	1	$163.80
	466M06750		258	67.5	1.5	$180.00
	466M06800		261	68	2	$180.00
Top End Bearing sold separately: B1003

CR250 1984-85	526M06600	66 x 72	246	66	STD	$152.10
	526M06625		248	66.25	0.25	$152.10
PRO-LITE	526M06650		250	66.5	0.5	$152.10
	526M06675		252	66.75	0.75	$152.10
	526M06700		254	67	1	$152.10
	526M06725		256	67.25	1.25	$167.40
	526M06750		258	67.5	1.5	$167.40
	526M06800		261	68	2	$167.40
Top End Bearing sold separately: B1003

CR250 1986-96	614M06640	66.4 x 72	249	66.4	STD	$155.70
PRO-LITE	614M06700		254	67	0.6	$155.70
� Nikasil Bore - Cylinder sleeving	614M06750		258	67.5	1.1	$171.00
or replating required for oversizes.	614M06800		261	68	1.6	$171.00
	614M06850		265	68.5	2.1	$171.00
Top End Bearing sold separately: B1003

CR250 1997-01	702M06640	66.4 x 72	249	66.4	STD	$150.30
	702M06700		254	67	0.6	$150.30
	702M06750		258	67.5	1.10	$150.30
	702M06800		261	68	1.6	$165.60
� Nikasil Bore - Cylinder sleeving	702M06850		265	68.5	2.1	$165.60
or replating required for oversizes.
Top End Bearing sold separately: B1003

CR250 2002-04	801M06640	66.4 x 72	249	66.4	STD	$166.50
	801M06850			68.5	2.10	$162.00
PRO-LITE
Top End Bearing sold separately: B1003

CR480R 1982-83	554M08900	89 x 76	473	89	STD	$186.30
	554M08950		478	89.5	0.5	$186.30
PRO-LITE	554M09000		483	90	1	$186.30
	554M09050		489	90.5	1.5	$205.20
	554M09100		494	91	2	$205.20
Top End Bearing sold separately: B1004

CR500 1984-89	554M08900	89 x 79	491	89	STD	$186.30
	554M08950		497	89.5	0.5	$186.30
PRO-LITE	554M09000		503	90	1	$186.30
	554M09050		508	90.5	1.5	$205.20
	554M09100		514	91	2	$205.20
Top End Bearing sold separately: B1004

CR500 1990-01	636M08900	89 x 79	491	89	STD	$186.30
	636M08925		494	89.25	0.25	$186.30
PRO-LITE	636M08950		497	89.5	0.5	$186.30
	636M08975		500	89.75	0.75	$186.30
	636M09000		503	90	1	$186.30
	636M09050		508	90.5	1.5	$205.20
	636M09100		514	91	2	$205.20

Replacement ring style is stamped on piston dome - ie. "C" for XC, "G" for XG and "H" for XH

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