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.

DPST Contura Switch - 1-Amber LED - OFF/ON Double pole, single throw switch turns two circuits on at the same time. Common applications include simultaneous control of anchor and running lights. Contura switches are rated to IP66, high-pressure wash resistant. Recommended for replacements in waterproof electrical panels with rocker switches to ensure waterproof integrity. The black and gray switches and covers are interchangeable with similar switches used as original equipment on many common boat types. Features: Nominal voltage 12V/24V DC Rated for 20A at 12V DC, 15A at 24V DC 1/4" blade terminals Includes one Amber LED Snap-in mounting to fit panel hole 1.45" x .83" into panels .093" to .187" thick Same as Cole Hersee part number 58332-29 WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

SPST Contura Switch - 1-Amber LED - OFF/ON Single pole, single throw switch turns one circuit on and off. Contura switches are rated to IP66, high-pressure wash resistant. Recommended for replacements in waterproof electrical panels with rocker switches to ensure waterproof integrity. The black and gray switches and covers are interchangeable with similar switches used as original equipment on many common boat types. Features: Nominal voltage 12V/24V DC Rated for 20A at 12V DC, 15A at 24V DC. 1/4" blade terminals Includes one Amber LED Snap-in mounting to fit panel hole 1.45" x .83" into panels .093" to .187" thick Same as Cole Hersee part number 58332-04 WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Illuminated SPST Rocker Switch - Red LED - 12V - OFF/ON Single pole, single throw switch turns one circuit on and off. Features: Nominal voltage of 12V DC Rated for 10A at 12V DC Switches snap-in mounting holes .55" x 1.13", fits panels .02" to .25" thick Black plastic body with clear plastic rocker that illuminates red when ON 1/4" blade terminals Same as Cole Hersee part number 54003 WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

2-Position SPST Push-Pull Switch w/Wire Leads - OFF/ON Single pole, single throw switch turns one circuit on and off. Heavy-duty, noncorrosive construction with moisture-repellent insulators. Brass case, stem, terminals and mounting hardware. Plasticized body helps seal out moisture and dirt. All knobs are screw-on type. Features: Nominal voltage is 6-36V DC Rated for 10A at 12V DC Two 8" 16 AWG wire leads for terminals Fits panels up to 5/8" thick Same as Cole Hersee part number M-606 WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

2-Position SPST Push-Pull Switch w/Contoured Knob - OFF/ON Single pole, single throw switch turns one circuit on and off. Heavy-duty, noncorrosive construction with moisture-repellent insulators. Brass case, stem, terminals and mounting hardware. All knobs are screw-on type. Features: Nominal voltage is 6-36V DC Rated for 10A at 12V DC #8-32 screw terminals Fits panels up to 3/4" thick Same as Cole Hersee part number M-628 WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

SPST Chrome Plated Toggle Switch - 11/16" Handle - OFF/ON Single pole, single throw toggle switch turns one circuit on and off. Common applications include any single circuit requiring an on-off style switch. Features: Nominal voltage is 12V DC Rated for 10A at 12V DC 11/16" handle and two #6-32 screw terminals Mounting stem 15/32" fits panels up to 1/4" thick Same as Cole Hersee part number M-484 WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Push-Pull Switch DPTT 3-Position Off-On-On Features: Two-circuit push-pull switch, normally off (pull for ON) Allows (2) circuits to be operated independently with one switch Heavy-duty corrosion-resistant construction Supplied with mounting hardware: brass face nut, washer, and hex nut Installs in panels up to 1" thick 3-Position Off-On-On Push Button

Rotoswitch offers a wide variety of circuits. Each switch is supplied with a black knob with a frosted clear indicator. When used with the optional light modules the indicator glows with color to indicate control status. Rotoswitches mount in most panels currently using toggle switches with only minor modification. All Rotoswitches are described with the "Off" position at 12 o'clock for clarity.

Polyester housing is rust and corrosion proof. 4 position switch Accessory-Off-On-Start. Push to choke feature in Start position. 7 screw tab terminals. Fits many Mercury applications. Supplied with hexagonal black plastic face nut and brass back up nut. Requires 7/8" mounting hole in panel. Ignition rated 15 Amp @ 12 VDC, Solenoid 30 Amp @12 VDC, Choke 7 Amp @ 12 VDC, Accessory 15 Amp @ 12 VDC.

Magneto type for panels up to 5/8" thick. Polyester housing is rust and corrosion proof. 4 position switch Accessory-Off-On-Start. Push to choke feature in Start position. Seven screw tab/threaded boss terminals. Supplied with hexagonal black plastic face nut and brass back up nut. Requires 7/8" mounting hole in panel. Ignition rated 15 Amp @ 12 VDC, Solenoid 30 Amp @12 VDC, Choke 7 Amp @ 12 VDC, Accessory 15 Amp @ 12 VDC.

Two-position off-on switch. Mounting stem 1-1/4" long. 3/8" dia.. Overall length 3-1/8". Width 7/8". Brass hex back-up nut, brass washer, chrome plated knob. Has 2 male 1/4" blade terminals. With stainless steel springs.

Three position off-on-on. First on position energizes one circuit. In second on position both circuits are energized. Mounting stem 1-1/4" long. 3/8" dia. Brass hex back-up nut, chrome plated brass face nut and chrome plated knob. 25amp@ 6VDC, 15 amps @ 12VD(MP39570 has a plastic knob and 3 screw type terminals) (MP39590 has a brass knob and 3-male 1/4" blade terminals)

Three position off-on-on. Two separate circuits. Mounting stem 1-1/4" long. 3/8" dia.. Chrome plated plastic knob. Suited for anchor lights and a separate circuit for running lights. 4 screw type terminals, brass hardware. Chrome plated solid brass face.

Three position off-on-on. First pull energizes one, second pull energizes both circuits. 3/8" mounting bushing. Solid brass construction with chrome finish plastic knob. 3 screw terminals. For panels up to 1" thick. 15A @ 12V DC.