Mahle OE plain ring set for 4.280 in bore with 5/64 edge width provides the production-style second ring solution for rebuilds and engine repairs where a grey iron RBT plain ring is specified. Supplied as a complete ring set, it’s intended for precise bore sizing and to restore sealing function in engines requiring these OE-matching dimensions and edge profile.
Mahle Rings 4.280in Bore Dia 5/64 Edge Width Grey Iron RBT Second Ring Plain Ring Set