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Mercury Marine
Mercury Marine Engine Coupler Kit #18643A7
$717.92
Mercury Marine 18643A7 Engine CouplerTriangular shaped flywheel mount engine coupler kit 18643A7 is for General Motors made MerCruiser V-6 & V-8 (305 & 350 cid) engines (1983-1993) & 454 Mag engines with Alpha stern drives. See your service or parts manual for specific applications.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 Mercury Marine original Equipment replacement engine parts, oils, and accessories, but also works to serve all original Equipment brands in the marine and powersports industries. It has earned a loyal following by providing the highest quality products that are tested through some of the most rigorous environments and testing procedures. No aftermarket company comes close to the level of research and design as Quicksilver; buying Quicksilver is buying performance, protection and peace of mind.
For select MerCruiser Alpha engines and stern drives
Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive
Normalized SKU: 18643A7UPC Code: 745061124073WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.
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Sierra
Sierra Engine Coupler #18-2323
$31.28
$37.33
Sierra 18-2323 Engine CouplerEngine CouplerOEM Interchange:MERCURY MARINE: 18643A5Sierra Engine Coupler #18-2323Normalized SKU: 182323UPC Code: 808282100889
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Volvo Penta
Volvo Penta Rubber Coupling #23400765
$660.33
$799.61
Volvo Penta 23400765 Engine CouplerThe Volvo Penta RUBBER COUPLING (V2) (23400765) is a high-quality coupling used in a wide range of industrial applications, particularly with engines. Because of its adaptability and flexibility, this Rubber Coupling is employed in practically every water management application, including irrigation, plumbing, mechanical, and many more. It also joins and seals around pipes and fittings made of a variety of materials such as PVC, cast iron, steel, and lead. Without a doubt, Volvo Penta products have proven their superior performance, durability, and dependability in the marine industry throughout the years. Key Features: Top-quality Rubber Coupling 100% brand new, genuine Volvo Penta Rubber Coupling Vibration Damper and Engine Coupler Simple and easy-to-use coupling Makes quick and durable repairs Corrosion and chemical resistant Heavy duty and built to perform Easy to carry, store and use Durable design for longevity Approved marine-grade product Specifications: Brand: Volvo Penta Condition: Brand new SKU: 23400765 Weight: 7.81 LBS Notes: For marine applications Replaces the product 22903257 Volvo Penta Exploded view / schematic Vibration Damper and Engine CouplerThis product replaces:22903257Normalized SKU: 23400765
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Indmar
Indmar GM Damper Plate #885203
$520.32
$649.43
Indmar 885203 Engine Coupler
OEM Indmar damper plate fits GM 5.7L, 6.0L, 6.2L & 8.1L marine engines with 14 in. flywheels.
Indmar flywheel damper plate
Used on Indmar GM 5.7L, 6.0L, 6.2L and 8.1L applications
26 splines
Hex head bolts must be used when installing this drive plate on 8.1L marine engines
Bolt torque rating 35 foot pounds
Replaces Indmar 885016 and 885201
Original Indmar
Normalized SKU: 885203
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Sierra
Sierra Engine Coupler OMC/Volvo #18-21752-1
$315.36
$388.82
Sierra 18-21752-1 Engine CouplerReplacement Engine Coupler
replaces: OMC 3853917
replaces: OMC 984290
replaces: OMC 3858437
replaces: OMC 986120
replaces: Volvo 3858437-1
OEM Interchange:OMC: 3853917OMC: 3858437OMC: 984290OMC: 986120VOLVO: 3858437-1Sierra Engine Coupler OMC/Volvo #18-21752-1Normalized SKU: 18217521UPC Code: 808282226855
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Sierra
Sierra Engine Coupler #18-2414
$333.91
$424.09
Sierra 18-2414 Engine CouplerEngine CouplerOEM Interchange:MERCURY MARINE: 97432A2Sierra Engine Coupler #18-2414Normalized SKU: 182414UPC Code: 808282111625
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Velvet Drive Transmissions
Velvet Drive 72L M01 Coupler #3007031001
$316.39
$401.84
Velvet Drive 3007031001 Engine Coupler
Velvet Drive 72L M01 Coupler #3007031001 OEM coupler assembly for Velvet Drive 72L M01 marine transmissions. Transfers engine torque to the transmission while accommodating minor shaft misalignment. Precision-engineered for reliable power transmission and smooth engagement. Direct replacement component restores proper drivetrain function and prevents vibration or slippage. Essential for transmission repair and rebuild applications on compatible marine powerplants.
Normalized SKU: 3007031001
Mercury Marine
Mercury Engine Coupler Crankshaft Stud Mount Mercruiser Sterndrive #76850A2
$438.99
Mercury Marine 76850A2 Engine CouplerMercury Engine Coupler Crankshaft Stud Mount Mercruiser Sterndrive #76850A2Normalized SKU: 76850A2UPC Code: 745061178052
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Globe
Globe 025 Red Diesel Dry-Run Impeller #01-12-0970
$67.65
$81.18
Globe 01-12-0970 Engine Coupler
025 Red Diesel Impeller
Replaces: Ancor J050011, CEF 500210, Jabsco 6303-0003, Johnson Pump 09-824P-1, 09-824P-9, 824P-1, 824P-9, Oberdorfer 7885
Normalized SKU: 01120970
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Globe
Globe 504HK Hardware Kit #01-12-0910
$44.78
$53.73
Globe 01-12-0910 Engine Coupler
Globe 504HK Hardware Kit
Normalized SKU: 01120910
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Globe
Globe Bushing Kit 18.3mm to 14mm x 19.5mm #01-12-0800
$538.96
$672.68
Globe 01-12-0800 Engine Coupler
Bushing Kit
18.3mm to 14mm x 19.5mm
Normalized SKU: 01120800
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Globe
Globe Bushing Kit 3/4" x 5/8" x 11/16" #01-12-0780
$290.23
$368.62
Globe 01-12-0780 Engine Coupler
Bushing Kit
3/4" x 5/8" x 11/16"
Normalized SKU: 01120780
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Globe
Globe Bushing Kit 5/8" to 1/2" x 5/8" #01-12-0760
$281.88
$358.01
Globe 01-12-0760 Engine Coupler
Converts Globe Drivesaver coupler flanges with 5/8 in. bolt holes to 1/2 in. bolt holes.
Globe Drivesaver 5/8 in. to 1/2 in. bushing kit
Includes 12 bushings and 12 washers
5/8 in. bushing length
Fits Globe 5756, 5756A, 5756APR, 5756AZF, 5756AZFPR, 5756PR, 5756T, 5756B, and 5756TPR Drivesaver couplers
Globe Composite Solutions part number 01-12-0760
Replaces Globe Composite Solutions 5756B
Normalized SKU: 01120760
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Globe
Globe Bushing Kit 1" x 3/4" x 1-1/16" #01-12-0710
$341.44
$426.16
Globe 01-12-0710 Engine Coupler
Bushing Kit
1" x 3/4" x 1-1/16"
Normalized SKU: 01120710
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Globe
Globe Bushing Kit 7/8" x 5/8" x 1-1/16" #01-12-0700
$427.74
$533.87
Globe 01-12-0700 Engine Coupler
Bushing Kit
7/8" x 5/8" x 1-1/16"
Replaces Globe 908BB, 908BB RED, 7256B
Normalized SKU: 01120700
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Globe
Globe Bushing Kit 3/4" x 5/8" x 1-1/16" #01-12-0680
$297.93
$378.40
Globe 01-12-0680 Engine Coupler
Globe Bushing Kit
3/4 in. to 5/8 in. bushing kit for drivesaver
Replaces Globe 908B, 908B CLEAR
Normalized SKU: 01120680
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Globe
Globe 7306Z DriveSaver 7-1/4" Flange 6 Bolt #01-12-0580
$1,112.29
$1,334.75
Globe 01-12-0580 Engine Coupler
Globe Drivesaver
Flange diameter 7-1/4 in.
Number of bolts 6
Bolt diameter 5/8 in.
Bolt circle 6 in.
Pilot diameter 3-3/4 in.
Coupling diameter 7-1/4 in.
Coupling thickness 1-3/16 in.
Packaged weight 8 lbs.
Absorbs vibration, reducing noise
The drivesaver provides a flexible non-metallic barrier between your transmission and shaft
The drive saver is also a shock absorber
It effectively absorbs thrust and torque from the propeller shaft, as well as excessive shock from changing gears and high-speed planing
It also helps control damage and misalignment from torsional engine movement
The drivesaver also prevents electrolysis with an impervious barrier that blocks electrical currents from the water
Normalized SKU: 01120580
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Globe
Globe 5756PR Plus Rated DriveSaver 5-3/4" Flange #01-12-0520
$866.24
$1,048.96
Globe 01-12-0520 Engine Coupler
Globe Drivesaver Plus Rated
Flange diameter 5-3/4 in.
Number of bolts 6
Bolt diameter 1/2 in.
Bolt circle 4-3/4 in.
Pilot diameter 3 in.
Coupling diameter 6-13/16 in.
Coupling thickness 1-1/8 in.
Packaged weight 4.25 lbs
Absorbs vibration, reducing noise
The Drivesaver provides a flexible non-metallic barrier between your transmission and shaft
The Drivesaver is also a shock absorber
It effectively absorbs thrust and torque from the propeller shaft, as well as excessive shock from changing gears and high-speed planing
Helps control damage and misalignment from torsional engine movement
The Drivesaver also prevents electrolysis an impervious barrier that blocks electrical currents from the water
Normalized SKU: 01120520
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Globe
Globe 7256PR Plus Rated DriveSaver 7-1/4" Flange #01-12-0560
$829.35
$1,004.29
Globe 01-12-0560 Engine Coupler
Globe Drivesaver Plus Rated
Flange diameter 7-1/4 in.
Number of bolts 6
Bolt diameter 5/8 in.
Bolt circle 6 in.
Pilot diameter 3-3/4 in.
Coupling diameter 8-3/8 in.
Coupling thickness 1-3/16 in.
Packaged weight 8 lbs.
Absorbs vibration, reducing noise
The drivesaver provides a flexible non-metallic barrier between your transmission and shaft
The drive saver is also a shock absorber
It effectively absorbs thrust and torque from the propeller shaft, as well as excessive shock from changing gears and high-speed planing
It also helps control damage and misalignment from torsional engine movement
The drivesaver also prevents electrolysis with an impervious barrier that blocks electrical currents from the water
Normalized SKU: 01120560
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Globe
Globe 7256 DriveSaver 7-1/4" Flange 6 Bolts 8 #01-12-0550
$797.88
$966.18
Globe 01-12-0550 Engine Coupler
Flexible coupling installs between 7-1/4 inch diameter driveline flanges absorbing vibration, reducing corrosion from electrolysis, & minimizing impact damage.
6 bolt pattern with 6 in. bolt circle
5/8 in. bolt diameter
3 3/4 in. pilot diameter
7 1/4 in. flange diameter
8 3/8 in. overall coupling diameter
1 3/16 in. coupling thickness
3200 ft. lbs. maximum torque rating
Manufactured from a stiff yet resilient elastomer that withstands salt water, oil, and gasoline
Installs between transmission/v-drive and propeller shaft couplings isolating the propeller shaft from the boats engine and transmission
Reduces damaging corrosion to the vessel by blocking electrical currents in the water
Absorbs vibration and reduces noise in the driveline
Minimizes impact damage to the engine and transmission by creating a weak link in the driveline
Normalized SKU: 01120550
Frequently Asked Questions
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