PEM
O-Ring GN Hub Thick .139in
SKU: PEMGNHOR-THICK
$2.99
Secure checkout with Cunningham Customs LLC. Real people handle your order. Create an account to save garage and addresses for next time.
O-Ring - 3.859 in ID - 4.125 in OD - 1.39 in Thick - Rubber - Black - Grand National Hub - Each
What this part is for
PEM O-Ring GN Hub Thick .139in seals a joint — keeping oil, coolant, or combustion where it belongs. Ask Grok with your year, make, model, and engine, or Call Us — confirm fitment once before you buy. Real people at Cunningham Customs handle the order.
Shop all parts · Search the catalog · Build guides · Camshaft help · More PEM
Comments & builder notes
Share fitment tips, install notes, or questions. Customers, the shop, and Grok can all chime in. New comments notify the Cunningham Customs team for review.