Spark plug set 816761Q5 is for use on 4-cylinder MerCruiser engines with conventional points ignition systems (1963 through 1995). The Quicksilver brand is the leader in delivering uncompromising engine oils, parts and accessories to the marine industry for over 65 years. Quicksilver is the premier...

No matter what your RV power needs are, ParkPower detachable adapters allow you to use a variety of RV park, storage or home electrical service options. Converts your existing 30A detachable power cord from a straight connection to an ideal right angle detachable connection that provides minimal cor...

Rugged construction for durability. Mount from inside transom. Twist-Turn Plugs: Fully adjustable, will not leak or jar loose.Snap-Lock Plugs: Cam-action provides easy installation. Will not jar loose.

Dependable performance. This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.

Built to withstand the rigors of marine life, you can count on Handi-Man Marine products to secure or repair your boats, docks and accessories. We'll do what it takes to get you taken care of --- guaranteed. We've been selling fasteners to the marine industry for over 30 years and we only do it one...

4 New NGK Iridium IX Spark Plugs BR8HIX # 7001, Iridium IX Plug, 14mm Thread, 12.7mm (1/2") Reach, 13/16" (20.6mm) Hex Size, Gasket Seat, Resistor, Removable Terminal, Fine Wire (0.6mm) Iridium Center Electrode, Tapered Cut Ground Electrode, .032" (0.8mm) Gap, Heat Range 8

This is the Great Planes Charge Lead with Banana Plugs and Star Plug Male Ultra Connector. (plug style may vary)

3/4" Hole Size1" Head Diameter100 Per Package

OEM: MERCURY MARINE 84-813720A11, 84-816761Q16, OMC 503751

Brand new, genuine Yamaha Drain Plug Assy. This is a factory original equipment part, not aftermarket.

9/16" Hole Size7/8" Head Diameter50 Per Package

Locking Assembly Plug NEMA L5-30P Locking Assembly Plug, 2 Pole, 3 Wire Grounding, Straight, Bladed Grab Cord type. Max grip Cable: OD ø16.5mm. Approval: UL, C-UL Limited one year warranty