Mercury Reman Short Block 4 Stroke 40/50/60HP 2001-2007

Restore performance and reliability with this premium replacement powerhead, built to meet or exceed factory specifications for Mercury® outboards. Designed for smooth starts, strong mid-range torque, and dependable long service life.

• Direct-fit replacement – bolt-on compatibility with select Mercury® outboards*
• Precision assembly – machined components and strict quality testing
• Ready to install – fully built for quick, hassle-free installation

Core Charge & Easy Return

Important: A refundable core charge applies in addition to the cost of the powerhead. The charge will be refunded once your used core is received and passes inspection. Credit will be applied back to your original form of payment.

• Included Return Label: Prepaid return shipping label included — just reuse the packaging
• Ship Your Core: Return a like-for-like Mercury® core using the label provided
• Refund: Core charge is refunded after inspection and credited back to your original payment method

*Fitment varies by model and year. Please confirm your Mercury® outboard model and serial number before ordering. Cores must be complete and rebuildable (no cracked blocks or severe damage) to qualify for refund.