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    Flywheels, Couplers and Damper Plates

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    14" J&W Airboat Flywheel 6.0L-6.2L LS3

    800323
    $472.99

    4.3 V6 14" Flywheel Bottom Mount Starter

    800333
    $125.99
    New 14" Flywheel for 262ci 4.3V6 Engines. 14" Diameter. Fits one Piece Rear Main Seal. For Bottom Mount Starter.

    Flywheel 5.7L/350ci 12 3/4" Bottom Mount Starter

    800094
    $399.99
    12¾ inch flywheel for 1986 and later 5.7L/350ci marine engine.

    Flywheel 6.2L LSA 14"

    12593036
    $129.99
    14 inch flywheel for 6.2L LSA marine engine.

    JW Airboat Flywheel 6.2L LSA 14" (93019-LSA-D)

    800311
    $453.99
    14 inch Heavy duty JW Airboat Flywheel for 6.2L LSA GM engines. JW Performance Number: 564-93019LSAD.

    14" Top Mount Rear Entry 5.7L Flywheel

    800133
    $296.99
    14' flywheel for 1 piece rear main seal.

    GM LS 168 Tooth Heavy Duty True Billet Flexplate

    800335
    $580.45
    Fits GM LS engines with 8 bolt crank. 168 tooth ring gear. 12 pitch tooth profile.

    3.0L/181ci - 5.7L/350ci Damper Plate

    702159
    $95.99 $119.99
    Single stage small block damper for 26 spline transmissions. For engine size 3.0L/181 to 5.7L/350ci. Replaces Marine Power 0071-000.

    Damper Plate 1.0L 15M ZF Gear

    702008
    $250.99

    Damper Plate 7.4L/454cit 14" Flywheel and 5.7L applications

    702185
    $156.79 $195.99
    Big Block Damper Plate for 26 spline transmissions. Replaces: Mercruiser 860125T; Marine Power 701121.

    Engine Coupler 93-93203 Replaces Mercruiser 18643A5, 18-2323

    701121
    $239.99 $299.99
    Sierra Part Number 18-2323. The same as 18-2175 without Yoke. Hardware Included. Replaces: Mercury 18643A5, Sierra 18-2323, Marine Power 0007-990F7. Flexplate-style for late model, small crankshaft bolt pattern-style engines.

    Sierra Engine Coupler 18-2171 Replaces Mercruiser 76850A2

    18-2171
    $189.99
    Sierra 18-2171 Engine Coupler fits all GM model engines except MR/Alpha/Bravo with a "triangular" three-bolt coupler.

    12 3/4 Triangle Engine Coupler Replaces 12632A6

    701107
    $235.99 $294.99
    Engineered Marine Products 93-93600. This triangular style engine coupler is for GM 4 cylinder engines with late style, small crankshaft bolt pattern. Fits 3.0L/181ci Engines where the coupler mounts to the Flywheel and not the crankshaft. Includes Mounting Hardware.

    MerCruiser 12 3/4 Engine Coupler Replaces 12632A6

    4-2321
    $235.99 $294.99
    For 1990-98 Alpha One & Alpha Gen II (LX model) transom. Triangular style 12¾" flywheel. Mounting bolts and washers included. Engineered Marine Products 93-93600. Replaces MerCruiser 12632A6 and Sierra 18-2321.

    Mercruiser 1985 & later MC-1 & R/MR/Alpha One Hub Style Engine Coupler Replaces 76850A2

    4-2171
    $223.99 $279.99
    For Older model MC-1 & R/MR/Alpha One drives with older Chevy & GM V6 & V8 engines with 2 pc. rear main seals. This coupler is used on pre-1985 MerCruiser 350 ci or 305 ci engines, with what is commonly called a "two-piece rear main seal" or "split seal". Replaces Mercruiser 76850A2, 32492A5, and Sierra 18-2171.

    Sierra Marine Engine Coupler 18-2412 for Mercruiser Sterndrives

    182412
    $599.99
    Fits Mercury Marine Bravo V-8, 5.0-Liter, 5.7-Liter, 6.2-Liter, 7.4-Liter, and some race 500 and 525 sterndrives.

    Mercruiser Bravo Engine Coupler (by Sierra)

    701169
    $463.99 $579.99
    Mercruiser Bravo Engine Coupler by Sierra. Will work on Bravo I, Bravo II, and Bravo III. Includes all mounting hardware. Replaces: Mercruiser 18311A17, Mercruiser 861523A-9, Mercruiser 8M0098795, Mallory 9-72503, and Sierra- 18-2412.

    Bellhousing 3.0L/181ci to 8.2L/502ci Modified For Jet Pumps

    703125
    $199.99
    Borg Warner style bellhousing suitable for three point mounted jet pumps. Replaces Mercruiser 814309A1.

    Borg Warner Style Bellhousing 3.0L/181ci to 8.2L/502ci Replaces 814309A1

    703111A
    $319.99 $399.99
    Borg Warner style bellhousing suitable for three point mounted jet pumps. Replaces Mercruiser 814309A1.

    Mercruiser 1983-91/1996-98 R/MR/Alpha One & Alpha Gen II Shift Arm Replaces 45518A3

    4-2161
    $27.19 $33.99
    Mercruiser Bellhousing Shift Arm for 1983-91/1996-98 R/MR/Alpha One & Alpha Gen II bell housings. Replaces Mercury 45518A3, 45518A2, 45518B3, 45518B2, 45518A1, Sierra 18-2161, GLM 21140, Mallory 9-72153.

    Mercruiser Bushing Kit for 983-95 R/MR/Alpha One & Alpha Gen II Bell Housing

    4-2622
    $27.99 $38.99
    Bushing Kit for Bell Housing for 1983-95 R MerCruiser R/MR/Alpha One & Alpha Gen II transom shift. Replaces Mercury 805041A2, 79373A1, 805041B2, 79373, 45588, and Sierra 18-2622.

    Mercruiser Style Alpha / Bravo Bellhousing Replaces 12675A16

    703205
    $455.95
    Replaces: Mercruiser 12675A 5 and Mercruiser 12675A16.

    3.0L/181ci - 8.2L/502ci Borg Warner Style Bellhousing Dust Cover

    706222
    $23.99
    Dust cover for 3.0L/181ci to 8.2L/502ci with Borg Warner style bell housing. Replaces Marine Power 0151-000.

    Dust Covers 6.0L & 6.2L LS Engines Borg Warner Style Bellhousing

    706234
    $10.99
    Dust cover for 6.0L and 6.2L GM LS engines with Borg Warner style bell housing.

    Bellhousing Cone Adapter

    703202
    $209.99
    Borg Warner style bellhousing cone adapter kit.

    7.4L/454ci Flywheel Bolt

    0003-160
    $2.99
    Flywheel bolt for GM 7.4L/454ci engines. GM part number: 12337973.

    Mercruiser 1987-2009 Alpha One, Alpha Gen II & Bravo Coupling Assembly Replaces 18643A5

    4-2323
    $239.99 $299.99
    Coupling Assembly for 1987-09 MerCruiser Alpha One, Alpha Gen II & Bravo (LX model) transom. Replaces Mercury 18643A5, Sierra 18-2323, and GLM 11532.

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