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Celebrating over 50 years of Trusted Marine Service
Over 50 years of Trusted Marine Service

Engine Parts & Maintenance

Marine engine parts and maintenance supplies for inboard, sterndrive, outboard, gasoline and diesel applications.

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Tune-Up Kit-Mercruiser Sold out

Tune-Up Kit-Mercruiser

$181.99 - $181.99
$181.99
$181.99 - $181.99
$181.99
Sold out

Replaces: 898253T29.For: Late model V-8 (Alpha/Bravo 350 Mag, 5.0L, & MX 6.2L)

$181.99 - $181.99
$181.99
$181.99 - $181.99
$181.99
Sold out
NGK Spark Plugs, DPR7EA9 #5129, 10/pk Sold out

NGK Spark Plugs, DPR7EA9 #5129, 10/pk

$12.89 - $12.89
$12.89
$12.89 - $12.89
$12.89
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

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$12.89 - $12.89
$12.89
$12.89 - $12.89
$12.89
Sold out
NGK Spark Plugs, DR5HS #4623, 10/pk Sold out

NGK Spark Plugs, DR5HS #4623, 10/pk

$11.39 - $11.39
$11.39
$11.39 - $11.39
$11.39
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

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$11.39 - $11.39
$11.39
$11.39 - $11.39
$11.39
Sold out
Ignition Wire Separator Set-Black Sold out

Ignition Wire Separator Set-Black

$15.79 - $15.79
$15.79
$15.79 - $15.79
$15.79
Sold out

Wire Separator-Black

$15.79 - $15.79
$15.79
$15.79 - $15.79
$15.79
Sold out
NGK Spark Plugs, DR6HS #4823, 10/pk
Sold out

NGK Spark Plugs, DR6HS #4823, 10/pk

$9.19 - $9.19
$9.19
$9.19 - $9.19
$9.19
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

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$9.19 - $9.19
$9.19
$9.19 - $9.19
$9.19
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Ignition Coil
Sold out

Ignition Coil

$61.79 - $61.79
$61.79
$61.79 - $61.79
$61.79
Sold out

Please see Sierra's application guides for complete application references.

$61.79 - $61.79
$61.79
$61.79 - $61.79
$61.79
Sold out
Sierra Coil Lead
Sold out

Sierra Coil Lead

$33.59 - $33.59
$33.59
$33.59 - $33.59
$33.59
Sold out

Coil Lead

$33.59 - $33.59
$33.59
$33.59 - $33.59
$33.59
Sold out
NGK Spark Plugs, ZFR6K #92566, 4/pk
Sold out

NGK Spark Plugs, ZFR6K #92566, 4/pk

$18.49 - $18.49
$18.49
$18.49 - $18.49
$18.49
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$18.49 - $18.49
$18.49
$18.49 - $18.49
$18.49
Sold out
NGK Spark Plugs, DPR8EA9 #4929, 10/pk
Sold out

NGK Spark Plugs, DPR8EA9 #4929, 10/pk

$12.59 - $12.59
$12.59
$12.59 - $12.59
$12.59
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$12.59 - $12.59
$12.59
$12.59 - $12.59
$12.59
Sold out
NGK Spark Plugs, DR4HS #3326, 10/pk
Sold out

NGK Spark Plugs, DR4HS #3326, 10/pk

$11.39 - $11.39
$11.39
$11.39 - $11.39
$11.39
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$11.39 - $11.39
$11.39
$11.39 - $11.39
$11.39
Sold out
NGK V-Power Spark Plugs, ZFR7F #5913 10/Pk
Sold out

NGK V-Power Spark Plugs, ZFR7F #5913 10/Pk

$11.19 - $11.19
$11.19
$11.19 - $11.19
$11.19
Sold out

V-Power plugs offer economical performance and improved ignitability over nickel spark plugs. OEM and racer approved. Lowers ignition system voltag...

View full details
$11.19 - $11.19
$11.19
$11.19 - $11.19
$11.19
Sold out
NGK V-Power Spark Plugs, LFR6A11BLYB #90537 6/Pack
Sold out

NGK V-Power Spark Plugs, LFR6A11BLYB #90537 6/Pack

$25.09 - $25.09
$25.09
$25.09 - $25.09
$25.09
Sold out

V-Power plugs offer economical performance and improved ignitability over nickel spark plugs. OEM and racer approved. Lowers ignition system voltag...

View full details
$25.09 - $25.09
$25.09
$25.09 - $25.09
$25.09
Sold out
NGK Spark Plugs, #93961 LKAR7C9, 4/pk
Sold out

NGK Spark Plugs, #93961 LKAR7C9, 4/pk

$26.19 - $26.19
$26.19
$26.19 - $26.19
$26.19
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$26.19 - $26.19
$26.19
$26.19 - $26.19
$26.19
Sold out
NGK Spark Plugs, DPR6EB9 #3108, 10/pk
Sold out

NGK Spark Plugs, DPR6EB9 #3108, 10/pk

$11.39 - $11.39
$11.39
$11.39 - $11.39
$11.39
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$11.39 - $11.39
$11.39
$11.39 - $11.39
$11.39
Sold out
NGK V-Power Spark Plugs, ZFR4F11 #4043 4/Pack
Sold out

NGK V-Power Spark Plugs, ZFR4F11 #4043 4/Pack

$12.79 - $12.79
$12.79
$12.79 - $12.79
$12.79
Sold out

V-Power plugs offer economical performance and improved ignitability over nickel spark plugs. OEM and racer approved. Lowers ignition system voltag...

View full details
$12.79 - $12.79
$12.79
$12.79 - $12.79
$12.79
Sold out
Sold out

NGK Iridium IX Spark Plugs, DCPR8EIX #6546 4/Pack

$30.69 - $30.69
$30.69
$30.69 - $30.69
$30.69
Sold out

Designed specifically for the performance enthusiast. Iridium IX offers extreme ignitability, improved throttle response and superior anti-fouling...

View full details
$30.69 - $30.69
$30.69
$30.69 - $30.69
$30.69
Sold out
NGK Spark Plugs, LKR6E9N #90410, 4/pk
Sold out

NGK Spark Plugs, LKR6E9N #90410, 4/pk

$24.79 - $24.79
$24.79
$24.79 - $24.79
$24.79
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$24.79 - $24.79
$24.79
$24.79 - $24.79
$24.79
Sold out
NGK Spark Plugs, DPR5EA9 #2887, 10/pk
Sold out

NGK Spark Plugs, DPR5EA9 #2887, 10/pk

$12.89 - $12.89
$12.89
$12.89 - $12.89
$12.89
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$12.89 - $12.89
$12.89
$12.89 - $12.89
$12.89
Sold out
NGK Spark Plugs, KR9EG #93226, 4/pk
Sold out

NGK Spark Plugs, KR9EG #93226, 4/pk

$24.69 - $24.69
$24.69
$24.69 - $24.69
$24.69
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$24.69 - $24.69
$24.69
$24.69 - $24.69
$24.69
Sold out
NGK V-Power Spark Plugs, UR5 #2771 4/Pack
Sold out

NGK V-Power Spark Plugs, UR5 #2771 4/Pack

$11.59 - $11.59
$11.59
$11.59 - $11.59
$11.59
Sold out

V-Power plugs offer economical performance and improved ignitability over nickel spark plugs. OEM and racer approved. Lowers ignition system voltag...

View full details
$11.59 - $11.59
$11.59
$11.59 - $11.59
$11.59
Sold out
NGK Spark Plugs, DPR6EA9 #5531, 10/pk
Sold out

NGK Spark Plugs, DPR6EA9 #5531, 10/pk

$12.89 - $12.89
$12.89
$12.89 - $12.89
$12.89
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$12.89 - $12.89
$12.89
$12.89 - $12.89
$12.89
Sold out
NGK Spark Plugs, ZFR5F #7558, 4/pk
Sold out

NGK Spark Plugs, ZFR5F #7558, 4/pk

$14.29 - $14.29
$14.29
$14.29 - $14.29
$14.29
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$14.29 - $14.29
$14.29
$14.29 - $14.29
$14.29
Sold out
NGK V-Power Spark Plugs, YR5 #7052 4/Pack
Sold out

NGK V-Power Spark Plugs, YR5 #7052 4/Pack

$11.59 - $11.59
$11.59
$11.59 - $11.59
$11.59
Sold out

V-Power plugs offer economical performance and improved ignitability over nickel spark plugs. OEM and racer approved. Lowers ignition system voltag...

View full details
$11.59 - $11.59
$11.59
$11.59 - $11.59
$11.59
Sold out
NGK Spark Plugs, ZFR6K, 4/pk
Sold out

NGK Spark Plugs, ZFR6K, 4/pk

$17.49 - $17.49
$17.49
$17.49 - $17.49
$17.49
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$17.49 - $17.49
$17.49
$17.49 - $17.49
$17.49
Sold out
NGK V-Power Spark Plugs, ZFR5F11 #2262 4/Pack
Sold out

NGK V-Power Spark Plugs, ZFR5F11 #2262 4/Pack

$13.29 - $13.29
$13.29
$13.29 - $13.29
$13.29
Sold out

V-Power plugs offer economical performance and improved ignitability over nickel spark plugs. OEM and racer approved. Lowers ignition system voltag...

View full details
$13.29 - $13.29
$13.29
$13.29 - $13.29
$13.29
Sold out
NGK V-Power Spark Plugs, UR4 #6630 4/Pack
Sold out

NGK V-Power Spark Plugs, UR4 #6630 4/Pack

$11.59 - $11.59
$11.59
$11.59 - $11.59
$11.59
Sold out

V-Power plugs offer economical performance and improved ignitability over nickel spark plugs. OEM and racer approved. Lowers ignition system voltag...

View full details
$11.59 - $11.59
$11.59
$11.59 - $11.59
$11.59
Sold out
Sold out

NGK Iridium IX Spark Plugs, TR55IX #7164 4/Pack

$29.39 - $29.39
$29.39
$29.39 - $29.39
$29.39
Sold out

Designed specifically for the performance enthusiast. Iridium IX offers extreme ignitability, improved throttle response and superior anti-fouling...

View full details
$29.39 - $29.39
$29.39
$29.39 - $29.39
$29.39
Sold out
NGK Spark Plugs, KR9CG #90893, 4/pk
Sold out

NGK Spark Plugs, KR9CG #90893, 4/pk

$22.89 - $22.89
$22.89
$22.89 - $22.89
$22.89
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$22.89 - $22.89
$22.89
$22.89 - $22.89
$22.89
Sold out
NGK V-Power Spark Plugs, TR55 #3951 4/Pack
Sold out

NGK V-Power Spark Plugs, TR55 #3951 4/Pack

$12.59 - $12.59
$12.59
$12.59 - $12.59
$12.59
Sold out

V-Power plugs offer economical performance and improved ignitability over nickel spark plugs. OEM and racer approved. Lowers ignition system voltag...

View full details
$12.59 - $12.59
$12.59
$12.59 - $12.59
$12.59
Sold out
NGK Spark Plugs, CR9EK #4548, 10/pk
Sold out

NGK Spark Plugs, CR9EK #4548, 10/pk

$33.49 - $33.49
$33.49
$33.49 - $33.49
$33.49
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$33.49 - $33.49
$33.49
$33.49 - $33.49
$33.49
Sold out
Sold out

NGK Spark Plugs, 1491 CR9EBBLYB, 6/pk

$22.89 - $22.89
$22.89
$22.89 - $22.89
$22.89
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$22.89 - $22.89
$22.89
$22.89 - $22.89
$22.89
Sold out
NGK Laser Iridium Spark Plugs, IZFR7M #4214 4/Pack
Sold out

NGK Laser Iridium Spark Plugs, IZFR7M #4214 4/Pack

$47.09 - $47.09
$47.09
$47.09 - $47.09
$47.09
Sold out

Original equipment on many late model applications Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum...

View full details
$47.09 - $47.09
$47.09
$47.09 - $47.09
$47.09
Sold out
NGK Laser Iridium Spark Plugs, IZFR6J #4462 4/Pack
Sold out

NGK Laser Iridium Spark Plugs, IZFR6J #4462 4/Pack

$47.29 - $47.29
$47.29
$47.29 - $47.29
$47.29
Sold out

Original equipment on many late model applications Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum...

View full details
$47.29 - $47.29
$47.29
$47.29 - $47.29
$47.29
Sold out
NGK Laser Iridium Spark Plugs, IZFR5J #5899 4/Pack
Sold out

NGK Laser Iridium Spark Plugs, IZFR5J #5899 4/Pack

$47.79 - $47.79
$47.79
$47.79 - $47.79
$47.79
Sold out

Original equipment on many late model applications Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum...

View full details
$47.79 - $47.79
$47.79
$47.79 - $47.79
$47.79
Sold out
NGK Laser Iridium Spark Plugs, IZFR6K11 #6994 4/Pack
Sold out

NGK Laser Iridium Spark Plugs, IZFR6K11 #6994 4/Pack

$42.99 - $42.99
$42.99
$42.99 - $42.99
$42.99
Sold out

Original equipment on many late model applications Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum...

View full details
$42.99 - $42.99
$42.99
$42.99 - $42.99
$42.99
Sold out
NGK Laser Iridium Spark Plugs, ITR4A15 #5599 4/Pack
Sold out

NGK Laser Iridium Spark Plugs, ITR4A15 #5599 4/Pack

$32.59 - $32.59
$32.59
$32.59 - $32.59
$32.59
Sold out

Original equipment on many late model applications Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum...

View full details
$32.59 - $32.59
$32.59
$32.59 - $32.59
$32.59
Sold out
NGK V-Power Spark Plugs, TR6 #4177 4/Pack
Sold out

NGK V-Power Spark Plugs, TR6 #4177 4/Pack

$10.69 - $10.69
$10.69
$10.69 - $10.69
$10.69
Sold out

V-Power plugs offer economical performance and improved ignitability over nickel spark plugs. OEM and racer approved. Lowers ignition system voltag...

View full details
$10.69 - $10.69
$10.69
$10.69 - $10.69
$10.69
Sold out
NGK Laser Iridium Spark Plugs, IMR9D9H #6544 4/Pack
Sold out

NGK Laser Iridium Spark Plugs, IMR9D9H #6544 4/Pack

$41.49 - $41.49
$41.49
$41.49 - $41.49
$41.49
Sold out

Original equipment on many late model applications Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum...

View full details
$41.49 - $41.49
$41.49
$41.49 - $41.49
$41.49
Sold out
NGK Spark Plugs, CR6HSB #6500, 10/pk
Sold out

NGK Spark Plugs, CR6HSB #6500, 10/pk

$10.59 - $10.59
$10.59
$10.59 - $10.59
$10.59
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$10.59 - $10.59
$10.59
$10.59 - $10.59
$10.59
Sold out
NGK V-Power Spark Plugs, TR4 #3754 4/Pack
Sold out

NGK V-Power Spark Plugs, TR4 #3754 4/Pack

$11.59 - $11.59
$11.59
$11.59 - $11.59
$11.59
Sold out

V-Power plugs offer economical performance and improved ignitability over nickel spark plugs. OEM and racer approved. Lowers ignition system voltag...

View full details
$11.59 - $11.59
$11.59
$11.59 - $11.59
$11.59
Sold out
NGK Laser Iridium Spark Plugs, IZFR6F11 #4095 4/Pack
Sold out

NGK Laser Iridium Spark Plugs, IZFR6F11 #4095 4/Pack

$47.09 - $47.09
$47.09
$47.09 - $47.09
$47.09
Sold out

Original equipment on many late model applications Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum...

View full details
$47.09 - $47.09
$47.09
$47.09 - $47.09
$47.09
Sold out
NGK V-Power Spark Plugs, TR5 #2238 4/Pack
Sold out

NGK V-Power Spark Plugs, TR5 #2238 4/Pack

$11.59 - $11.59
$11.59
$11.59 - $11.59
$11.59
Sold out

V-Power plugs offer economical performance and improved ignitability over nickel spark plugs. OEM and racer approved. Lowers ignition system voltag...

View full details
$11.59 - $11.59
$11.59
$11.59 - $11.59
$11.59
Sold out
NGK Laser Iridium Spark Plugs, ILMAR7E9 #94698 4/Pack
Sold out

NGK Laser Iridium Spark Plugs, ILMAR7E9 #94698 4/Pack

$27.39 - $27.39
$27.39
$27.39 - $27.39
$27.39
Sold out

Original equipment on many late model applications Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum...

View full details
$27.39 - $27.39
$27.39
$27.39 - $27.39
$27.39
Sold out
NGK Spark Plugs, CR6HS #7023, 10/pk
Sold out

NGK Spark Plugs, CR6HS #7023, 10/pk

$9.79 - $9.79
$9.79
$9.79 - $9.79
$9.79
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$9.79 - $9.79
$9.79
$9.79 - $9.79
$9.79
Sold out
NGK Laser Iridium Spark Plugs, IZFR5G #5887 4/Pack
Sold out

NGK Laser Iridium Spark Plugs, IZFR5G #5887 4/Pack

$47.29 - $47.29
$47.29
$47.29 - $47.29
$47.29
Sold out

Original equipment on many late model applications Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum...

View full details
$47.29 - $47.29
$47.29
$47.29 - $47.29
$47.29
Sold out
NGK Laser Iridium Spark Plugs, ILZKR7D8 #96412 4/Pack
Sold out

NGK Laser Iridium Spark Plugs, ILZKR7D8 #96412 4/Pack

$23.89 - $23.89
$23.89
$23.89 - $23.89
$23.89
Sold out

Original equipment on many late model applications Iridium at the fine-wire center electrode and platinum at the ground electrode provides maximum...

View full details
$23.89 - $23.89
$23.89
$23.89 - $23.89
$23.89
Sold out
NGK Platinum Spark Plugs, PZTR5A15 #7862 4/Pack
Sold out

NGK Platinum Spark Plugs, PZTR5A15 #7862 4/Pack

$32.69 - $32.69
$32.69
$32.69 - $32.69
$32.69
Sold out

Original equipment on many late model applications Platinum at the fine-wire center electrode as well as at the ground electrode provides extended...

View full details
$32.69 - $32.69
$32.69
$32.69 - $32.69
$32.69
Sold out
NGK Spark Plugs, CR5EH9 #6689, 10/pk
Sold out

NGK Spark Plugs, CR5EH9 #6689, 10/pk

$33.59 - $33.59
$33.59
$33.59 - $33.59
$33.59
Sold out

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

View full details
$33.59 - $33.59
$33.59
$33.59 - $33.59
$33.59
Sold out