Bb Chrysler Welsh Plug Kit 383 440 Brass Big Block Chev LS These come with Holden LS

These come with Holden LS logo

Black oxide finish

Compatible Hose: 400 Series hose

SAE J30R10 standard E85 Compatible

Part Number: AF250-08-15M

Bb Chrysler Welsh Plug Kit 383 440 Brass Big Block Chev LS These come with Holden LSPart Number: AF3000 1012 these Aeroflow performance welsh plug kits are designed for sealing up the casting core holes in your engine block. The expansion plugs help protect against cracks caused by the pressure of frozen coolant and in regular operation will ensure that allvital fluids stay in the engine, where they belong. These complete engine block freeze plug kits include brasswelch plugs and steel oil gallery plugs but do not include cylinder