Parts Manual: 1978 Honda CX500 Cam Tensioner and Cam Chain

Here is the cam chain, sprocket, tensioner and guide parts manual page for the Honda CX500, 1978 model as shown on MotoFaction.org.

Part ID on diagramDescriptionPart Number(s)How
Many
Torque?More InfoSourcesNotes
1Cam Sprocket14321‑415‑0001Removing and replacingeBay US
eBay AU
eBay UK
Aftermarket options have been made for slight increases in power.
2Cam sprocket boss14322‑415‑0001eBay US
3Cam chain14401‑415‑003
14401‑ME2‑003
14401‑MA1‑013
1Removing and replacingeBay US
Same for all CX/GLs, 14401‑MA1‑013 is the current part number
4Cam chain tensioner14500‑415‑0001Removing and ReplacingeBay US
eBay AU
5Tensioner set arm14510‑415‑0001Removing and ReplacingeBay US
eBay AU
6Tensioner spring14515‑415‑0001Removing and ReplacingeBay US
eBay AU
7Cam chain tensioner pin14518‑413‑0001eBay US
eBay AU
PZ
8Tensioner set pin14538‑415‑0001eBay AU
eBay US
Screws into crankcase
9Collar, 7×13.2mm14539‑415‑0001None found
10Cam chain guide14620‑415‑0041Removing and ReplacingPZ
11Cam chain guide set plate14623‑415‑0001Recalled – don’t use
Removing and Replacing
Factory recall on this item
12Hex bolt, knock, 7x17mm90081‑415‑000212‑14ft/lbs
Use Loctite
Removing and replacing
13Tensioner lock bolt90087‑415‑00016-9ft/lbsPZ
14Hex nut, 20mm90207‑415‑000158‑72ft/lbNone found
15Lock washer90432‑121‑0001eBay US
eBay AU
16O-ring, 6.5×3.1mm91312‑415‑0001eBay US
eBay AU
PZ
CMSNL
Replace if rear cover removed and not replaced recently
17Lock pin, 6mm94251‑060001AMA
eBay US
eBay AU
PZ
18Flange bolt, 6x16mm95700‑06016‑0036‑9 ft/lbsRemoving and ReplacingeBay US
eBay AU
PZ
19Flange bolt, 6x28mm95700‑06028‑0016‑9 ft/lbsRemoving and ReplacingAMA
eBay US
eBay AU
PZ

Honda’s suggested labour time for changing out the cam sprocket is 3.2 hours, 3.5 hours for the cam sprocket boss and 3.6 to change out the cam chain, tensioner and part pin/tensioner set. This particular parts page was described on 1977-11-20.

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