Right Crankcase Cover Gasket

Schematic: E-6 Right Crankcase Cover
Affected/related parts: Right crankcase cover, right crankcase


Variation 1: Early style with oil passage

• Distinguishing features:
• oval hole for oil passage
• Part number(s):
• 11393-028-000
• Early or Late: Early
• Frame number 111,565 to 142,498 and 424,487 to 527,510

Variation 2: Late style with no oil passage

• Distinguishing features:
• No oval hole for oil passage
• Part number(s):
• 11393-028-020
• Early or Late: Early
• Frame number 527,511 onward

Clutch

Schematic: E-7 Clutch
Affected/related parts: Clutch outer cover


Variation 1: Early style with Protrusions

• Distinguishing features:
• Protrusions and indentations around the perimeter of the clutch
• Part number(s):
• 22101-030-000 from frame number 111,565 to 119,633
• 22101-030-010 from frame number 119,634 to 142,498 and 424,487 to 527,510
• Early or Late: Early
• Matching/required parts:
• Notes:
• The -030- product code is for the CA200

Variation 2: Late style with Smooth Body

• Distinguishing features:
• Smooth body around the perimeter of the clutch
• Part number(s):
• 22101-028-000 from frame number 527,511 to 606,256
• 22101-028-010 from frame number 606,257 onward
• Early or Late: Late
• Matching/required parts:
• Notes:

Exhaust Valve Stem Seal

Schematic: E-3 Cam Shaft - Valves


Late style cylinder heads had a valve stem seal (along with a valve stem cap) on the exhaust guide.

• Part number(s):
• 14730-028-000 - valve stem seal
• 14731-028-000 - valve stem seal cap
• Early or Late: Late
• These appeared starting at frame number 562,029

This shot shows the valve stem seal cap on the guide.  The black seal can be seen just poking out of the top.

This is a guide with no seal or cap (this happens to be the intake on the same cylinder head).

Close ups of the seal and cap.

Cylinder Head

Schematic: E-2 Cylinder Head
Affected/related parts:


Variation 1: Early style head

• Distinguishing features:
• A more rearward facing exhaust port.  Note how the exhaust breaks the plane where the head would meet the cylinder.
• Bolt holes for the intake are at a 1 o'clock and 7 o'clock orientation
• Part number(s):
• Early or Late: Early
• Matching/required parts:
• 45 degree header
• offset carb (intake and airbox)

Variation 2: Late style head

• Distinguishing features:
• Exhaust port faces almost straight out.  Note how it does not break the plane where the head would meet the cylinder.
• Bolt holes for the intake are at 3 o'clock and 9 o'clock.
• Part number(s):
• Early or Late: Early
• Matching/required parts:
• 90 degree header
• inline carb (intake and airbox)

Left Crankcase (Dynamo) Cover

Schematic: E-4 Left Crankcase and Dynamo



Variation 1: Square corner

• Distinguishing features:
• Notice how the bottom right corner of the cover is squared off
• Part number(s):
• Early or Late: 
• Early
• Matching/required parts:
• Left crankcase
• Left crankcase cover gasket
• Notes:

Variation 2: Extra screw hole

• Distinguishing features:
• Notice how there is a hole at the bottom right corner of the cover
• Part number(s):
• Early or Late: Very Late
• Matching/required parts:
• Left crankcase
• Left crankcase cover gasket
• Notes:

Clutch Drive Plate

Schematic: E-7 Clutch
Affected/related parts:


Variation 1: Early deep splines

• Distinguishing features:
• The depth of the cut of the splines is deeper than the Late version
• Part number(s):
• 22511-030-010
• Early or Late: Early
• Frame number 115,565 to 142,498 and 424,487 to 527,510
• Matching/required parts:
• Must match with any Early style right crankshaft
• 13310-028-010 from 115,565 to 118,685
• 13310-028-020 from 118,686 to to 142,498 and 424,487 to 441,852
• 13310-028-333 from 441,852 to 527,510
• Notes
• Note the -030- part number shows it comes from the CA200

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Variation 2: Late shallow splines

• Distinguishing features:
• The depth of the cut of the splines is shallower than the Early version
• Part number(s):
• 22511-028-000 from frame number 527,511 to 637,752
• 22511-028-010 from frame number 637,753 onward
• Early or Late: Late
• Matching/required parts:
• Must match with Late style right crankshaft
• 13310-028-050 from 527,511 to 621,688
• 13310-028-060 from 621,689 to 637,752
• 13310-028-070 from 637,753 onward
• Notes

Crankshaft, Right

Schematic: E-8 Crankshaft and Piston
Affected/related parts:


Variation 1: Deep Splines on Early Right Crankshaft

• Distinguishing features:
• The depth of the cut of the splines is deeper than the Late version
• Part number(s):
• 13310-028-010: frame number 111,565 to 118,685
• 13310-028-020: frame number 118,686 to 142,498 and 424,487 to 441,852
• 13310-028-333: frame number 441,853 to 527,510
• Early or Late: Early
• Matching/required parts:
• Must match with Early style clutch drive plate (22511-030-010)

\

Variation 2: Shallow Splines on Late Right Crankshaft

• Distinguishing features:
• The depth of the cut of the splines is shallower than the Early version
• Part number(s):
• 13310-028-050: frame number 527,511 to 621,688
• 13310-028-060: frame number 621,689 to 637,752
• 13310-028-070: frame number 637,753 onward
• Early or Late: Late
• Matching/required parts:
• Must match with Late style clutch drive plate
• 22511-028-000
• 22511-028-010
• Notes