918556 Tappet adj. screw
Fits: 1915-1973 45"; 74"; 80" Flatheads; …
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Specifications
- Brand
- MCS
- Part Number
- 918556
- OEM Reference
- 18556-40
- Pack Quantity
- Pack of 4
- Category
- Tappets Adjusting Screws
- VAT Rate
- 20%
About This Product
MCS tappet adjusting screw. Replaces OEM 18556-40. Fits 1915 to 1973 45-inch, 74-inch and 80-inch Flathead models. Fits 1952 to 1956 K and KH models. Sold as a set of four. You need these for setting valve lash on vintage motors. Check the thread pitch matches your rocker box. Torque them properly. Old Flatheads and K-models run hot. These screws handle the heat.
Manufacturer part number: 918556.
Fitment
1915-1973 45"; 74"; 80" Flatheads; 1952-1956 K; KH
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