Differences
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| Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
| techtalk:evo:priclutch02 [2024/12/16 11:15] – ixl2relax | techtalk:evo:priclutch02 [2024/12/16 11:17] (current) – ixl2relax | ||
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| The tension on the primary chain, rotating between the engine sprocket & the clutch sprocket, is controlled by an adjustable ' | The tension on the primary chain, rotating between the engine sprocket & the clutch sprocket, is controlled by an adjustable ' | ||
| - | < | ||
| - | ====== Primary Cover Differences ====== | ||
| - | </ | + | ====== Primary Cover Differences ====== |
| The 1986-1990 cover uses a round, screw-in, primary chain inspection cover with a 'chevy symbol' | The 1986-1990 cover uses a round, screw-in, primary chain inspection cover with a 'chevy symbol' | ||
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| Over the years, the primary cover has been available in different finishes (polished Aluminum, rough Aluminum, Chrome, Black, etc.) with different part numbers for those variations. | Over the years, the primary cover has been available in different finishes (polished Aluminum, rough Aluminum, Chrome, Black, etc.) with different part numbers for those variations. | ||
| - | < | + | |
| \\ ====== Quad-Ring - Clutch Inspection Cover ====== | \\ ====== Quad-Ring - Clutch Inspection Cover ====== | ||
| - | </ | ||
| From 1994-later the Clutch Inspection Cover (AKA: Derby Cover) has had a sealing ring, often referred to as the Quad-Ring. It is circular, but its cross-section profile is not round like an o-ring, but rather four-sided flat. The quad-ring P/N is 25463-94A. See discussion at [[https:// | From 1994-later the Clutch Inspection Cover (AKA: Derby Cover) has had a sealing ring, often referred to as the Quad-Ring. It is circular, but its cross-section profile is not round like an o-ring, but rather four-sided flat. The quad-ring P/N is 25463-94A. See discussion at [[https:// | ||
| {{: | {{: | ||
| - | < | ||
| - | \\ ====== Primary Chain - Tensioner ====== | ||
| - | </ | + | \\ ====== Primary Chain - Tensioner ====== |
| **Part Numbers ** | **Part Numbers ** | ||
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| ^Vertical Play in Upper Primary Chain^^|Although the 1986-1990 models have a rotational mount for the \\ primary chain shoe and the 1991-later models use a fixed \\ T-mount, the tension adjustment for all models accomplishes \\ the same goal and is performed in the same way.| | ^Vertical Play in Upper Primary Chain^^|Although the 1986-1990 models have a rotational mount for the \\ primary chain shoe and the 1991-later models use a fixed \\ T-mount, the tension adjustment for all models accomplishes \\ the same goal and is performed in the same way.| | ||
| - | | All \\ Years ^Cold Adj^Hot Adj| | + | | All \\ Years ^Cold Adj^Hot Adj| | |
| | ::: | ::: |3/8" to 1/ | | ::: | ::: |3/8" to 1/ | ||
