Engine Rebuild Kit 1120K  OMC Johnson Evinrude 40-60 HP 2-Cylinder (.020 Over)

The Pro Marine 1120K Engine Rebuild Kit includes the major internal components required to rebuild Johnson and Evinrude 2-cylinder outboard engines in the 40-60 horsepower range.

This .020 over bore rebuild kit is designed for engines that have been machined oversize and use a 3.207" cylinder bore. The kit includes oversize pistons, rod bearings, crankshaft bearings, seals, and a complete powerhead gasket set required for a full engine rebuild.

Compatibility

This rebuild kit fits select Johnson and Evinrude 2-cylinder 2-stroke outboard engines in the 40-60 HP range.

Application Chart

Engine Model Compatibility

This rebuild kit fits many Johnson and Evinrude 2-cylinder outboards using the .020 over (3.207") bore powerhead.

• J40ELCTS
• J40TLCTS
• J40ELCRD
• J40TLCRD
• J50ELCTS
• J50TLCTS
• J50ELCRD
• J50TLCRD
• E50ESL
• E50TEL
• J60ELCTS
• J60TLCTS
• J60ELCRD
• J60TLCRD
• E60ESL
• E60TLCOS

Johnson and Evinrude model numbers vary depending on shaft length, trim configuration, steering configuration, and production year. Always verify your engine model number before ordering parts.

What Is Included

• .020 Over pistons
• Piston ring sets
• Wrist pins
• Piston circlips
• Rod bearings
• Upper main crankshaft bearing
• Center main crankshaft bearing
• Lower main crankshaft bearing
• Complete powerhead gasket set
• Oil seals
• O-rings
• Intake gaskets
• Exhaust gaskets
• Cylinder head gaskets

Part Numbers & Cross References

What This Kit Is Used For

The 1120K rebuild kit is used when rebuilding Johnson and Evinrude 2-stroke outboards that have been bored .020 over to repair cylinder wear or damage.

Replacing pistons, bearings, gaskets, and seals during a powerhead rebuild restores compression and reliability while extending engine life.

FAQ

What engines does this rebuild kit fit?
Johnson and Evinrude 40-60 HP 2-cylinder outboards bored .020 over.

What does .020 over mean?
It indicates the cylinders have been machined .020 inches larger than the standard bore to repair cylinder wear.

Does the kit include pistons and rings?
Yes. Oversize pistons, piston rings, wrist pins, and circlips are included.

Are crankshaft bearings included?
Yes. Upper, center, and lower crankshaft main bearings are included.

Dealer & Customer Support

Are you a marine repair shop, boat dealer, marina, or parts retailer? Pro Marine offers wholesale pricing and dealer discounts for qualified businesses in the marine industry.

Apply for a Dealer Account

Contact Pro Marine
Phone: 941-721-3000
Contact Us Online

Shipping Information

• Free shipping on orders over $100
• Continental United States
• Ships UPS, USPS, or FedEx
• Orders placed before 5:30 PM EST ship same day
• Typical delivery time is 1-5 business days

Return Policy

Pro Marine accepts returns within 30 days of purchase on new, unused parts in original packaging.

Searchable Part Numbers

Pro Marine Part: 1120K

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