BRITISH PISTON RING SETS

MILNE PISTONS

FITS MODEL PART SIZE BORE COMPRESSION RATIO
BSA 650 ROAD ROCKET CW61-9097 $98 PAIR STANDARD 70MM 10.5-1
  CW61-9098 $98 PAIR .020 70.5MM 10.5-1
NORTON 500CC DOM TWIN CW61-9110 $146 PAIR STANDARD 66MM 66MM 9.2-1
NORTON 500CC DOM TWIN CW61-9111 $128 PAIR WITHOUT RINGS     9.2-1
TRIUMPH THUNDERBIRD WITH IRON HEAD CW61-9123 $128 PAIR STANDARD 71MM 9-1
TRIUMPH 50-56 TR6 TROPHY  58~ CW61-9000 $68 EACH STANDARD 71MM 9-1
TRIUMPH TR6 T110  TIGER 110 CW61-9006A $68 EACH STANDARD 71MM 10.5-1
TRIUMPH 650 T120 CW61-9007 $68 EACH .040 72MM 10.5-1
  CW61-9005 $68 EACH .080 73MM 9-1
TRIUMPH 650 TR6 T110 CW61-9001 $112 PAIR .020 71.5MM 9-1

---------------

HEPOLITE PISTONS

COMPLETE WITH RINGS, PIN, C-CLIPS

FITS MODEL PART SIZE BORE COMPRESSION RATIO
BSA 650CC OHV A10 GOLDEN FLASH 50-62; A-910 SUPER ROCKET; ROCKET GOLD STAR CW61-0007 $228 PAIR STANDARD 70MM 9:1
BSA 650 ROAD ROCKET CW61-9099 $228 PAIR .030 70/75MM 10.5:1
  CW61-9100 $228 PAIR .040 71MM 10.5:1
BSA 750CC A-75 ROCKET-3 CW61-0038 $369 SET STANDARD 67MM 9:1
NORTON 850CC COMMANDO  73~ CW61-0085 $282 PAIR STANDARD 77MM 8.5:1
  CW61-0087 $282 PAIR .040 78MM 8.5:1
  CW61-0088 $282 PAIR .060 78.5MM 8.5:1
TRIUMPH 500CC UNIT CONSTRUCTION  67-ON;  T100; T100R; T100T  68-73 CW61-0051 $194 PAIR STANDARD 69MM 9:1
TRIUMPH 650  49-56 STANDARD BORE 71MM CW61-9025 $257 PAIR STANDARD 71MM 9:1
TRIUMPH 650CC T120; TIGER 110; TR6 TROPHY; T120R; BONNEVILLE; TIGER 650; TR6C; TR6R 57~ CW61-0032 $258 PAIR STANDARD 71MM 9:1
TRIUMPH 750 T140 TWIN; TIGER 750 TR7; BONNEVILLE 750  72~   $284 PAIR STANDARD 76MM 8.5:1
TRIUMPH 750CC T150 TRIDENT  UP TO 1973 CW61-0038 $348 SET OF 3 STANDARD 67MM 9:1

-----------------

MONDIAL PISTONS

FITS MODEL PART SIZE COMPRESSION RATIO  
BSA 650CC A10 ROAD ROCKET STANDARD 70 MM CW61-9033 $194 PAIR .020 10.5:1
MATCHLESS 650 TWIN  1960~; STANDARD BORE 72MM CW61-9035 $198 PAIR STANDARD 10:1
TRIUMPH 500CC T100; STANDARD BORE 71MM CW61-9048 $189 PAIR STANDARD 10.5:1

-------------------------

ENGLISH RING SETS

MADE IN ENGLAND

++=HEPOLITE RINGS

***=WELLWORTHY RINGS

^^^=MONDIAL RINGS

***=WELLWORTHY RINGS

FITS MODEL

 PART SIZE BORE
AMBASSADOR 255CC 54 VILLERS ENGINE CWM87-005 $28 EACH

***=WELLWORTHY RINGS

 .005  
AJS 500CC  47-59 CW63-9004 $36 EACH 

***=WELLWORTHY RINGS

 .020  
AJS 600CC/650CC TWIN CW639020 $56 EACH 

++=HEPOLITE RINGS

 .020 72.5MM
  CW63-902A $56 EACH 

++=HEPOLITE RINGS

 .040 73MM
  CW639021 $56 EACH 

++=HEPOLITE RINGS

 .060 73.5MM
ARIEL SQUARE FOUR  48-57 CWM5010X $56 EACH 

***=WELLWORTHY RINGS

 .010  
  CWM5040 $56 EACH 

***=WELLWORTHY RINGS

 .040  
  CWM5050 $58 EACH 

***=WELLWORTHY RINGS

 .050  
BSA 125CC BANTAM  47-50 CWM7005 $32 EACH 

***=WELLWORTHY RINGS

 .005  
BSA 148 CC BANTAM  54-56 CWM83005 $32 EACH 

***=WELLWORTHY RINGS

 .005  
BSA 500CC GOLD STAR CW7112-020 $32 EACH 

***=WELLWORTHY RINGS

 .020  
BSA 500CC B33/B34 SINGLE  47-52 CW63-9022 $46 EACH 

++=HEPOLITE RINGS

 STD 85MM
  CW639023 $46 EACH 

***=WELLWORTHY RINGS

 .010  
  CW639024 $46 EACH .020  
  CW63-9025 $46 EACH 

***=WELLWORTHY RINGS

 .030  
  CW63-9027 $46 EACH .050  
  CW639029 $46 EACH 

***=WELLWORTHY RINGS

 .080  
BSA OHV A7 STAR TWIN  47-50 SOLD IN SETS CWM66-STD $56 EACH 

***=WELLWORTHY RINGS

 STD  
  CWM66-010 $56 EACH

***=WELLWORTHY RINGS

 .010  
  CWM66-020 $56 EACH  .020  
  CWM66-030 $56 EACH .030  
  CWM66-040X $56 EACH .040  
  CWM66-060 $58 EACH .050  
BSA CLUBMAN; GOLDSTAR  54-55 CW63-9030 $64 EACH 

++=HEPOLITE RINGS

 .030  
  CW639031 $64 EACH 

***=WELLWORTHY RINGS

 .080  
DOUGLAS 125CC 49~ WITH VESPA ENGINE CWM68-STD $32 EACH 

***=WELLWORTHY RINGS

 STD  
  CWM68-010X $32 EACH 

***=WELLWORTHY RINGS

 .010  
  CWM68-020 $32 EACH 

***=WELLWORTHY RINGS

 .020  
  CWM68-030 $32 EACH 

***=WELLWORTHY RINGS

 .030  
INDIAN ARROW/SCOUT  49-54 CW6052-005 $56 EACH 

++=HEPOLITE RINGS

 .005  
  CW6052-010 $56 EACH 

++=HEPOLITE RINGS

 .010  
  CW6052-020 $56 EACH 

++=HEPOLITE RINGS

 .020  
INDIAN FIRE ARROW  248CC CW639071 $36 EACH 

***=WELLWORTHY RINGS

 .030 64MM
  CW639072 $36 EACH 

***=WELLWORTHY RINGS

 .040 64MM
NORTON 490CC CW3762 $38 EACH 

***=WELLWORTHY RINGS

 STD  
  CW3762-010 $38 EACH .010  
  CW3762-040 $38 EACH .040  
  CW3762-050 $38 EACH .050  
  CW3762-080 $38 EACH .080  
NORTON DOMINATOR TWIN  48-52 CW63-9045 $38 EACH 

***=WELLWORTHY RINGS

 .030  
  CW63-9046 $38 EACH 

***=WELLWORTHY RINGS

 .040  
  CW63-9047 $38 EACH 

***=WELLWORTHY RINGS

 .050  
TRIUMPH 150CC CWM69-020 $38 EACH .020  
BMW R67; R68 CW1100STD $38 EACH STD  
  CW1100040 $38 EACH .040  
BSA A65 CW63-1047 $28 EACH .060  
TRIUMPH 750 TWIN  76MM CW631079 $38 EACH .040  
       

------------------------------

HEPOLITE RINGS

FITS MODEL RINGS PART;  PRICED AS EACH SIZE BORE
BSA 250CC  B25/B25SS/B25T CW630057 $29 .040 68MM
BSA 650CC GOLDEN FLASH/A10/ROAD ROCKET/SUPER ROCKET/ROCKET GOLD STAR CW63-0011 $68 STD 70MM
  CW63-0012 $68 .020 70.5MM
  CW63-0012A $68 .030 70.75MM
ROCKET GOLD STAR CW63-0013 $68 .040 71MM
  CW63-0014 $68 .060 71.5MM
BSA 650CC A65/A65R ROCKET; A65 LIGHTNING; STAR  62-65 CW630045 $68 .030 75.75MM
  CW63-0046 $68 .040 76MM
BSA 750CC A75  ROCKET-3 CW630060 $74 NEEDS 3 SETS .020 67.5MM
  CW630061 $74 NEEDS 3 SETS .040 68MM
JWA-ESO SPEEDWAY 498.5CC OHV CW63-0094 $26 STD 88MM
  CW63-0095 $26 .25 88.25MM
  CW63-0096 $26 .50 88.5MM
  CW63-0097 $26 .75 88.75MM
NORTON 490CC  48-54 CW3750-060 $68 .060 --
NORTON 750 ATLAS THRU 1965;  COMMANDO, USING EARLY AE #16001 TYPE PISTONS  64-71 CW630049 $68 .020 73.5MM
  CW630051 $68 ,040 --
  CW630052 $68 .060 --
NORTON 750 COMMANDO USING LATE AE #19145 TYPE [PISTONS  72~ CW63-0087 $68 .040 74MM
  CW63-0088 $68 .060 74.5MM
NORTON 850CC COMMANDO  73~ CW630090 $76 .020 77.5MM
  CW63-0091 $76 .040 78MM
  CW63-0092 $76 .060 78.5MM
ROYAL ENFIELD  496CC  49-57 CW3800-STD $64 STD --
  CW3800-010 $64 .010 --
  CW3800-030 $64 .030 --
  CW3800-040 $64 .040 --
TRIUMPH 250 TR25W/T25T/T25SS  69-71 CW630057 $24 .040 68MM
TRIUMPH 200CC CUB, SINGLE , T20  54-66 CW630027 $24 .020 63.5MM
  CW630027A $24 .030 63.75MM
  CW630028 $24 .040 64MM
  CW630028A $24 .050 64.25MM
  CW63-0029 $24 .060 64.5MM
TRIUMPH 500CC  58-73 T100/T100A/T100T, SPEED TWIN/STA/TIGER 100 CW63-0039 $64 .060 70.5MM
TRIUMPH 650 TWIN 50-66;  TIGER 110; TROPHY TR6/TR6T T-BIRD CW63-0024 $64 .060 72.5MM
TRIUMPH 650CC TWIN  59-73;  T120/T120R BONNEVILLE; TIGER 110; TIGER 650; TROPHY TR6, TR6C CW630030A $64 .010 71.25MM
  CW630033 $64 .040 72MM
TRIUMPH 750CC TWIN/T140 TOGER; BONNEVILLE  72~ CW630080 $64 .060 77.5MM
TRIUMPH 750CC TRIDENT/T150  68-93 CW630060 $ 72 NEEDS 3 SETS .020 67.5MM
  CW630061 $76 NEEDS 3 SETS .040 68MM
VILLERS 98/125CC CWM50-STD $38 STD --
  CWM50-010 $38 .010 --
  CWM50-015 $38 .015 --
  CWM50-020 $38 .020 --
  CWM50-030 $38 .030 --
  CWM50-040 $38 .040 --
  CWM50-050 $38 .050 --
  CWM50-060 $38 .060 --
VILLERS 197CC CWM51STD $38 STD --
  CWM51005 $38 .005 --
  CWM51-010 $38 .010 --
  CWM51020 $38 .020 --
  CWM51030 $38 .030 --
  CWM51040 $38 .040 --
  CWM51050 $38 .050 --
VILLERS MARK 1F/2F CWM49-020 $38 .020 --

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