The MSD Distributor Housing Shim adjusts distributor housing fit and is machined from steel.
Specifications:
- Inside Diameter: 0.500 in
- Outside Diameter: 1.000 in
- Material: Steel
- Application: MSD Distributor
- Sold Individually (Each)
- Part Number: WAS10090
FAQ
What is the MSD WAS10090 shim used for?
It is a distributor housing shim used to adjust distributor fit and gear mesh on MSD distributors.
What material is the WAS10090 made from?
It is machined from steel.
How does the WAS10090 differ from the WAS10089 shim?
The WAS10090 is a steel shim while the WAS10089 is the brass version; both share a 0.500 in ID and 1.000 in OD.

