Sierra Marine Engine Parts & Drive Parts   Sierra Marine is a trusted name in aftermarket replacement boat engine and drive parts. Sierra’s products are designed and engineered to exceed the high horsepower demands of today’s engines in the harshest marine environments. All Sierra products meet or exceed the original equipment part it replaces.   If you need help finding a part, we need, Make, Model, Year, Horsepower, and Serial number of your engine.   Warning: We can no longer ship engine parts International or to California Due to Prop 65.

Replaces Southco style unit. Includes back-up washer and nut. Popular replacement for Wellcraft, S2, Four Winns and Regal and many others. 2 keys and hardware.

Mixed Combination Pin-LockT Security Knob and Key Knob for 1.5" Diameter C Size Arms The RAP-S-KNOB5U consists of a 5/16"-18 female threaded security knob and key knob. The RAP-S-KNOB5U replaces all knobs on 1.5" diameter C size arms and mounts. The RAP-S-KNOB5U offers the ideal amount of leverage to properly tighten your mount to prevent slippage in heavy chop or in extreme vibration environments. With an emphasis on aesthetics and function, the RAP-S-KNOB5U is low in profile and only adds a small amount of additional bulk to your system when compared to the standard knob included. At a fraction of the cost of currently available keyed locking knobs, the additional peace of mind and tamper resistance comes at a very affordable price. The RAP-S-KNOB5U is the perfect accessory for keeping your mounted electronic device safe from theft and tampering. Material: High Strength Composite Note: The "U" in the part number reflects product packaged in poly bag. Mount not included with purchase.

Mixed Combination Pin-Lock Security Knob and Key Knob for 1" Diameter B Size Arms The RAP-S-KNOB3U consists of a 1/4"-20 female threaded security knob and key knob. The RAP-S-KNOB3U replaces all knobs on 1" diameter B size arms and mounts. The RAP-S-KNOB3U offers the ideal amount of leverage to properly tighten your mount to prevent slippage in heavy chop or in extreme vibration environments. With an emphasis on aesthetics and function, the RAP-S-KNOB3U is low in profile and only adds a small amount of additional bulk to your system when compared to the standard knob included. At a fraction of the cost of currently available keyed locking knobs, the additional peace of mind and tamper resistance comes at a very affordable price. The RAP-S-KNOB3U is the perfect accessory for keeping your mounted electronic device safe from theft and tampering. Material: High Strength Composite Note: The "U" in the part number reflects product packaged in poly bag. Mount not included with purchase.

Ram Mixed Combination Pin-Lock™ Security Knob, Stud and Key Knob f/ Gimbal Brackets The RAM® Gimbal Security Knob is a great solution for securing your gimbal mounted electronics, whether or not it's mounted on a RAM®. The universal design utilizes various stud sizes to accommodate most popular GPS, chart plotter, fish finder and VHF radio brands. With a simplistic design, our security knob is extremely affordable and simple to install. Pair this with a security knob for your RAM® mount and you can feel at ease when leaving your expensive electronics in public places without the concern of theft or tampering. ** Multiple key configurations for security purposes **

Non-Locking Flush/Knob Latch - Black Plastic Features: Push button opening Single hole installation Optional ejector spring helps prevent rattles Material: Plastic Color/Appearance: Black Access Restriction: No Restiction Grip Range: 22.300-23.100mm (0.88-0.91") Installation: Threaded body and nut Panel Thickness: 0.000-10.300mm (0.00-0.41in) Style: Pull Tab In Line With Latching Pawl

RAM Double Socket Arm w/ Pin-Lock™ Security Knob and Key Knob f/ 1.5" Ball Bases

MS-BB100 Marine Black Box AM/FM/BT - 2 Zone Introducing the MS-BB100, a compact black box entertainment solution that incorporates the marine industry supported Fusion-Link protocol and Fusion's proven marine engineering skillset to deliver a boat load of tunes.  An industry first, the BB100 includes an easy touch Bluetooth embedded IPx7 water resistant remote for quick audio adjustments.  Supplied with a 2m (6.6ft) connection cable, the wired remote is ideally shaped for hassle free installation onto a dash or boat console.  With the Bluetooth receiver embedded into the remote we can reduce the likelihood of interference occurring between your smartphone and the receiver.  Engineered for either a flush or flat mount installation, you can choose the finish to suit your vessel. NMEA 2000  Ready for connection and control from any supported Multi-Function Display - The MS-BB100 is a Fusion-Link Wired NMEA 2000 certified product and is compatible with a range of the world’s leading Multi-Function Displays for on-screen audio control. When pairing the MS-BB100 with a supported chartplotter or fish finder, you bring your music to the big screen, allowing you to keep an eye on the charts or the fish while skipping tracks or adjusting the volume at the same time. In addition to MFD control, the BB100 will connect to any Fusion NRX series remote control attached to the same powered NMEA 2000 network for localized control of the audio zones Fusion-Link™ makes control of your stereo easier than ever.  Quickly find your favorite song, tune in to the sports or turn up the volume all from your partnered multifunction display (MFD), compatible smartphone, Garmin Handheld or Garmin watch.  With the app installed, you can enjoy source navigation and track selection from wherever you are on your boat. Multi-Zone Control With two independent audio zones available, each with advanced localized menu controls, including zone naming, you can easily customize and control your listening experience in each zone. Features: Small footprint Black Box design with included Bluetooth embedded wired remote IPx7 water resistant wired remote with quick Bluetooth pairing Flush or flat mounting remote control installation options Fusion-Link NMEA 2000 Ready for connection and control from any supported Multi-Function Display Multi-Zone™ Technology – Two independent audio zones are available, each with advanced localized menu controls, including zone naming True-Marine™ Designed and Engineered – Extensively tested to perform in the harsh marine environment Technical Specifications: 2 Zones 200 Watts peak power NMEA 2000 compatible  Class AB Amplifier Rear USB connection Dimensions (W/H/D) - 6-1/8" x 2-3/8" x 3-11/16"  Remote Dimensions (Diameter/Depth) - 2-9/16 x 3/16"  In the Box: Media Black Box Remote - Wired Remote Mounting Hardware/Gasket Remote Mounting Template 6' NMEA 2000 Drop Cable Power Wiring Harness Aux/Line-out Harness Documentation *SiriusXM Promotion - Get 3 Free Months SiriusXM Streaming Service - LINK *Sold as an Individual WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Sticky Race Gloves - 3-Finger - Black - M Features: Synthetic leather for maximum durability, minimum stretch and shrinkage Double aramid stitched in high wear areas Double thickness palm and fingers for protection and grip Hook-and-loop wrist closure/adjustment Low cut wrist band for free movement and ClearStart™ watch visibility and operation Mesh panels for flexibility and comfort Mesh panels for flexibility, comfort and quick drying - now available in Grey Sticky gloves reduce fatigue by minimising the physical effort required to hold rope Applications: Used for hand protection and grip Materials: 'Amara’ synthetic leather Double Aramid stitching

Sierra replacement engine couplers for Mercruiser engines.

Power Wheel Black with Black Nut & Black Knob - 14.5" Edson's ComfortGrip Power Wheels feature an ergonomically-designed rubber finger grip insert that provides precise control and exceptional comfort. Features: 14.5" PowerWheel Color: Black Black Nut & Black Knob

PED4900-09 PedestalPod Pre-Cut for Raymarine c95, c97, e95 & e97 for 9.5" Wide Guard - Carbon Black PedestalPods are better than bracket mounting. Very sturdy and secure, yet clean and attractive, this mount provides protection of your fishfinder/chartplotter from the harshest of wet boating conditions. PedestalPods provide the convenience of easily reaching and controlling the fishfinder/chartplotter while providing added security with protection from theft. PedestalPods position your fishfinder/chartplotter at 20" off the deck and located near the bow and at the 45° angle for ease of viewing while fishing. This allows the user to easily reach and access the fishfinder/chartplotter for changes to range, zoom or even control the trolling motor. PedestalPods are manufactured with a double gasket system that provides an excellent watertight seal keeping spray off the electrical connections on the back of your fishfinder/chartplotter assuring reliability and longevity of your marine electronics.  Your fishfinder/chartplotter is easily flush mounted into the pre-cut face of the NavPod. The heavy duty, powder coated aluminum pedestal tube is 3” in diameter with a 5” round base and has a large 1.75” opening providing plenty of room for running wires and connectors internally for a very clean look and provides protection for wires and electrical connectors from water intrusion, UV exposure or damage from just getting kicked or snagged and ripped out of their sockets. NavPods come with a security wrThere are pre-cut models available for 7", 9" and 12" LCD displays from all major marine electronic manufacturers.ench and nickel chrome-plated stainless steel tamperproof screws for protection from theft.

Sticky Race Gloves - 3-Finger - Black - XXS Features: Synthetic leather for maximum durability, minimum stretch and shrinkage Double aramid stitched in high wear areas Double thickness palm and fingers for protection and grip Hook-and-loop wrist closure/adjustment Low cut wrist band for free movement and ClearStart™ watch visibility and operation Mesh panels for flexibility and comfort Mesh panels for flexibility, comfort and quick drying - now available in Grey Sticky gloves reduce fatigue by minimising the physical effort required to hold rope Applications: Used for hand protection and grip Materials: 'Amara’ synthetic leather Double Aramid stitching

Sticky Race Gloves - 3-Finger - Black - XS Features: Synthetic leather for maximum durability, minimum stretch and shrinkage Double aramid stitched in high wear areas Double thickness palm and fingers for protection and grip Hook-and-loop wrist closure/adjustment Low cut wrist band for free movement and ClearStart™ watch visibility and operation Mesh panels for flexibility and comfort Mesh panels for flexibility, comfort and quick drying - now available in Grey Sticky gloves reduce fatigue by minimising the physical effort required to hold rope Applications: Used for hand protection and grip Materials: 'Amara’ synthetic leather Double Aramid stitching

Sticky Race Gloves - 3-Finger - Black - S Features: Synthetic leather for maximum durability, minimum stretch and shrinkage Double aramid stitched in high wear areas Double thickness palm and fingers for protection and grip Hook-and-loop wrist closure/adjustment Low cut wrist band for free movement and ClearStart™ watch visibility and operation Mesh panels for flexibility and comfort Mesh panels for flexibility, comfort and quick drying - now available in Grey Sticky gloves reduce fatigue by minimising the physical effort required to hold rope Applications: Used for hand protection and grip Materials: 'Amara’ synthetic leather Double Aramid stitching