Center Riser Kit 4 in. | Crusader 22818 SE205 Mercury OB Lower Unit Worn-out ignition parts often lead

Worn-out ignition parts often lead to hard starts and wasted fuel

Includes 8 NGK BPR6EFS Vortec spark plugs

Prevents backflow of water into exhaust system

100% biodegradable liquid

Nylon insulated ring terminals with insulation grip

Center Riser Kit 4 in. | Crusader 22818 SE205 Mercury OB Lower Unit Worn-out ignition parts often leadCenter Riser Kit 4 in. Crusader 22818 4 in. Center Riser Kit Crusader 22818 OEM Crusader riser kit to raise center rise exhaust elbows above waterline. Crusader 4 in. riser kit For Crusader center rise exhaust manifolds Includes mounting gaskets and mounting hardware for installing both risers Sold as a pair for both sides of 1 engine Heavy duty cast iron Painted Crusader blue Does not include P N 98124 block off plate or P N 98124A pass thru plate