Y112 4 CYL Flathead OLD STYLE HAS 3/4 HIGH TABS on CLIP CAP TUNE KIT READ

Verify which dist you have. This cap has a 1/4 in lock tab on the inside bottom to lock it onto the top edge of the dist housing. Look at your dist assy, on top of the edge where cap sits. should have a 1/4 notch cut out near the outside lock tabs.

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