🔧 Product Description
Genuine MerCruiser 3.7L Flywheel and Bell Housing - Part Number: 94985A2
A genuine used aluminium flywheel housing for MerCruiser 3.7L inline four-cylinder sterndrive engines.
The housing bolts to the rear of the MerCruiser 224 CID engine, surrounds flywheel 9741A2 and supports alignment between the engine coupler and sterndrive input shaft.
⚙️ Key Features
• Genuine MerCruiser 3.7L flywheel housing
• Correct Mercury reference 94985A2
• Rear bell-housing and engine-mount structure
• Used with flywheel 9741A2
• Suits selected 165HP-190HP 3.7L engines
🔄 Supersession & Cross Reference
OEM Supersession Chain:
• 94985A2 MerCruiser flywheel-housing assembly
• Casting reference 94984-C1 associated with the housing
OEM / Related Numbers:
• 94985A2
• 94984-C1
• Flywheel: 9741A2
• Engine coupler: 97432A2
• Rubber engine-mount spacer: 99322
• Flywheel and rear-mount hardware from the 3.7L engine assembly
Aftermarket / Verified Equivalents:
• No aftermarket equivalent
🚤 Compatibility
Commonly used on:
• MerCruiser 3.7L / 224 CID inline four-cylinder engines
• Alpha and pre-Alpha sterndrive installations
• Rear engine-mount and coupler assemblies
Typically suits:
• Engine models:
• MerCruiser 165 3.7L
• MerCruiser 170
• MerCruiser 180
• MerCruiser 188
• MerCruiser 190
• MerCruiser 470-family engines whose rear housing specifies 94985A2
• HP Range: Approximately 165HP - 190HP
• Engine Type: 3.7L / 224 CID inline four-cylinder petrol marine engine
• Year Range: Approximately 1983 - 1989
🔌 Function
The housing encloses the flywheel and coupler, supports the rear engine mounts and maintains alignment with the sterndrive input shaft.
Common signs of failure:
• Cracks around rear mount bosses
• Corroded or stripped threads
• Engine alignment cannot be achieved
• Coupler repeatedly wears or fails
• Flywheel contacts the housing
• Excessive rear-engine vibration
• Housing is distorted
• Water or debris enters the flywheel area
📦 Condition
• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated
