From the author of the bestselling High Performance Sailing and Higher Performance Sailing comes the first scientific analysis of what makes fast sailors fast. Rejecting the idea that luck or innate talent are the keys to success, Frank Bethwaite shows how knowledge truly is power. Making use of vid...

Spark plug set 816761Q16 is for use on V-6 MerCruiser engines with Thunderbolt IV ignition systems (1985 through 2003). 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 supplier of...

Zerk fitting allows you to lubricate the back and front bearing by pushing out old grease while supplying new grease. All kits include: bearings, sales, dust cap, cotter key, and lug nuts or bolts. Compatible with a 5 Stud application and has a 1750 pound capacity. Fits bearings 1-3/8” inner and 1-1...

Made of steel and has a folding tip to minimize the damaging effects of impact, reducing the chance of damaging your transmission or shift shaft. Stiffer design eliminates that sloppy feeling of stock levers for more positive shifting response. Won’t let the bike jump out of gear when the lever hits...

The Piranha Prop Wrench will fit the following prop nut sizes 1-1/4″, 1-1/16″, 15/16″ 7/8″, 13/16″, 3/4″, 11/16″, 9/16″, and 17/32″ making it the most versatile prop wrench on the market. Plus, it floats!

SEA-DOG® HATCH PULL COVER Stamped 304 stainless steel construction. Dimensions:  1-1/4"Dia.  x 1-15/16"L.

Precision Tapered Roller Bearing Kits include: two cones, two cups, and cotter pin. Attractively packed for retail sales. Each kit features the "Spot On" bearing reference color-coded system.

10 millimeter half-thread size, 19 millimeter (3/4 inch) reach, 11/16 inch (18 millimeter) Hex size, gasket seat, resistor, stud terminal nut, .035 inch (0.9 millimeter) gap, heat range: 16.

This twenty-seventh edition of the only annually updated cruising guide to Abaco includes updates for 16 of the 81 navigational charts and marina maps in the book including updates and expanded information on Sand Banks and Dont Rock passage. This edition also contains new information and suggestion...

Installation Kit, MFG# GIK-1700-MR, with marine antenna, for GSP-1700 satellite telephone. Allows use while recharging battery. Includes hands-free docking station and external speaker.

Water Pump Impeller for Yamaha 115-250HP. Replaces Yamaha 6E5-44352-01-00 (older 6E5-44352-00-00). Uses new, engineered rubber hub with reinforced key way. It is designed for the following applications but may fit more. Please verify your application by part number. 115 HP F115 and LF115 from 2000 a...

Boat Trailer Hubs - 5 Lug Hub complete replacement cast hubs for 1-1/16" and 1-3/8" taper spindle includes nuts, seals, bearings and cap packaged.