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1987 Post Convertible

Ft. Walton Beach, Florida, United States



1987 46” Post 

Grimmjimmer is a rare find. The owner has constantly updated her through the years. Grimmjimmer is a ONE owner boat since new and has been boathouse kept all of it’s life. Some of the major upgrades include repowering with Cummins QSM 11, transmissions, Onan generator and a complement of electronics. Grimmjimmer is turnkey and ready to fish or cruise.

Basic Boat Info

Price: $209,900
Boat Name: Grimmjimmer
Make: Post
Model: Convertible
Year: 1987
Condition: Used
Category: Power
Builder: Post Marine
Construction: Fiberglass
Boat Hull ID: PMC46142K687
Has Hull ID: Yes


Length: 46 ft
Length Overall: 46'9 ft
Beam: 15'9 ft
Max Draft: 4 ft
Displacement: 33,000 lb

Engines / Speed

Engines: 2
Engine #1 Specs:
  • Make: Cummins
  • Model: QSM 11
  • Drive Type: Direct
  • Fuel: Diesel
  • Engine Power: 625hp
  • Type: Inboard
  • Engine Hours: 2500
Engine #2 Specs:
  • Make: Cummins
  • Model: QSM 11
  • Drive Type: Direct
  • Fuel: Diesel
  • Engine Power: 625hp
  • Type: Inboard
  • Engine Hours: 2500
Total Engine Power: 1,250hp


Fuel Tanks: 1
Fuel Tank Capacity: 640 gal
Water Tanks: 1
Water Tank Capacity: 120 gal


Heads Count: 2
Drive Type: Direct
Boat Class: Convertible Boats, Sports Cruiser


Bob Schwarz
Please contact Bob Schwarz at 251-471-6949 or his cell 251-379-9234
A & M Yacht Sales, Inc


A & M Yacht Sales, Inc
5004 Dauphin Island Parkway
Mobile, Alabama, US, 36605


The master stateroom is forward with walk around double bed, three hanging lockers, drawers under the bed, access to the private head with stall shower, vanity and electric toilet. There are also 8 rod holders in the ceiling. The guest stateroom is to starboard with upper and lower bunks, hanging locker, drawers and private head with stall shower, and electric toilet. Up three steps to the galley to port and dinette to starboard. Forward of the dinette is the entertainment center with TV and stereo. The salon has a sectional to port, chair and ice maker to starboard. Out to the fishing cockpit with fighting chair, and access to the fly bridge.

  • Refrigerator (2017)
  • Ice maker
  • Many drawers and storage areas
  • Microwave oven (2017)
  • 3 burner Princess stove & oven
  • Storage area in cabin sole


  • Simrad AP44 auto pilot
  • Simrad NSS16 Evo3 Chartplotter/Fishfinder With CMOR mapping
  • Furuno radar
  • Wingard Satellite Dome
  • Danforth 4" compass
  • Raymarine I40 speed and depth
  • ICOM SSB Radio
  • 2 Acr Spotlights
Engine Room

Cruise air AC/heat units, Halon fire extinguisher, 2 bilge pumps front and aft.  The aft bilge pump has a red light indicator on the bridge that comes on when running, oil transfer system, racor fuel filters, Engines serviced February 2019 to included intercoolers and impellers.

  • 2 - 8D batteries
  • 1 - 4D Battery dedicated to the gen set
  • Automatic battery charger
  • 9kw Onan generator w/3300 hours
  • 12vdc - 110vac power
  • Dockside electrical power
  • Murray Brothers fighting chair
  • Rupp Outriggers- 30' with double spreader and Gold Trim
  • Electric anchor windlass
  • Stainless steel pulpits & rails
  • Transom door
  • Bait tank
  • Ocean LED underwater lights
  • 12 volt Reel hooks up
  • Fiberglass construction
  • Fresh & salt water washdown
  • Fenders & lines & life jackets
  • Swim platform with collapsible ladder in the center
  • Avon survival raft
  • LED spreader lights
  • AFT deck freezer (2017)

Owners personal effects and belongings. Name reserved.


Mechanical Disclaimer

Engine and generator hours are as of the date of the original listing and are a representation of what the listing broker is told by the owner and/or actual reading of the engine hour meters. The broker cannot guarantee the true hours. It is the responsibility of the purchaser and/or his agent to verify engine hours, warranties implied or otherwise and major overhauls as well as all other representations noted on the listing.

The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.

Disclaimer This calculator is intended solely for general informational purposes, and to provide a rough estimate based on the information you provide. You should not base your decision on this estimate alone.