Glow Plugs hex Requires a

Requires a

Please note- Bearings

Manifold for use on the 21 KEEP Outboard to adapt 21 Car Style Tuned Pipes

Old head button fits the original more cooling water jacket with water exposed head screw threads inside of jacket

21 sized outboard engines

Glow Plugs hex Requires aStandard and Turbo Plugs. Sold in Cards of 5 plugs each. Standard Marine Special Glowplug Standard Special Glowplug C1S Special Ultra Hot C2S Special Extra Hot C3S Special Very Hot (Low Nitro) C4S Special Hot (Low Nitro) C5S Special Hot (Medium Nitro) C6S Special Medium (Medium Nitro) C7S Special Cold (High Nitro) C8S Special Extra Cold (High Nitro) C9S Special Ultra Cold (High Nitro) Conical Turbo Marine Glowplug Conical Turbo Glowplug C5TF Conical