Boat Winterizing

JR Marine, Inc. provides superior boat winterizing and boat shrinkwrapping services to the Suffolk County, Long Island, NY area. It is important to protect your valuable recreational asset with the proper steps to prepare them for the off season and harsh winter weather. We have over 20 years experience with winterizing all types of boats.

I/O Winterization Process:
1. Run and desaltinization of engine
2. Oil and filter change
3. Add fuel stabilizer
4. Check and adjust belts
5. Lubricate all fittings
6. Check and adjust engine mounts
7. Add oil film protector to carbs and cylinders
8. Check fuel system condition
9. Drain water from engine block and manifolds
10. Fill complete engine cooling system with antifreeze
11. Spray electrical system and linkages on engine with anti-corrosion chemical
12. Place oil pad under engine to protect the environment
13. Service lower unit
14. Change gear oil
15. Pull Prop & Grease drive shaft

I/O & Inboard Motors – Check transmission oil condition: 4 cylinder, 6 cylinder, 8 cylinder and diesel

Outboard Motors – 2 stroke and 4 stroke

  • Other Services Include:
  • Water systems
  • Hot water heaters
  • Winterize heads
  • Battery storage
  • Shrinkwrap
  • Outdrive removal

Ask about our 100% platinum service:

  • We pick up your boat in the fall
  • Haul, block, service, store for winter
  • Return your boat to your dock ready to go in the spring

Our total full-service, no-hassle owners plan.

We stand behind all of our work and are dedicated to 100% customer satisfaction.


Our trained and certified technicians are dependable for all of your boat repair needs. We stand behind all of our work.

Contact JR Marine, Inc. today at or browse our website for more information regarding our Boat Engine Repairs or Boat Winterizing.