I buy these for my aluminum valve covers, one for the PCV and one for the breather. They work well but never feel tight enough. They seem made for thicker cases than mine, but I got them to work because I couldn't find anything better. They last well and I never miss an oil.
Exhaust fan VENTS 100 Quiet, chrome 7.5 W
10 Review
Exhaust fan Soler & Palau SILENT-100 CZ, white 8 W
19 Review
π New Edelbrock 1405 Performer 4-Barrel Carburetor with Manual Choke, 600 CFM Square Bore and Air Valve Secondary
9 Review
Exhaust fan Soler & Palau SILENT-100 CZ, gold 8 W
29 Review