Hilton Hyperlube A-555

150 cubic inch hydroplane with Chevy ll power
Built by Ed Karelsen in 1964
Owned by Randy Wold of Spanaway, Washington
 
 
Here are the previous owners and the names this hydroplane campaigned under.
1st owner:   Jim Emel Hydrostatic A-555
2nd owner:  Jimmy Benson Hilton Hyperlube A-555
3rd owner:  Jimmy Elias Stinger, Fools Gold, Pizza Man A-555


1964 Lake Sammamish Fall Regatta 
Donnie Benson at the helm of Hydrostatic
(Bob Carver photo)
 
 


Hydrostatic waiting for preparation to race 
 
 


Chevy II engine with custom tuned exhaust and custom intake manifold with methanol prepared Weber Carb


Chevy II engine from another angle
 


Hydrostatic being attended to by Jim Emel (in cockpit) - Note hand throttle
 
 
 


The boat's most commonly known name was Hilton Hyperlube A-555
 
 


This hydroplane is a rear engined hull with a vee drive through a gearbox.
 
 


The driver knelt to drive this boat and used a hand throttle like an "F" outboard hydro or similar craft. 
 
 


 
 
 


 
 
 
 


 
 
 
 


 
 
 
 


Accomplishments:
1967 APBA National High Point Champion - Jimmy Benson 
1-2/3  5 mile Competition Record of 80.142 - Jimmy Benson
This record was broken the same weekend by Wayne Thompson in the Cumon Baby 15-A at another race site @ 80.717 mph. 
Jimmy Benson never received his record accomplishment because of this.
 


 
 


Here is how she looks today.

According to PowerBoat Magazine, March 1988, The Ed Karelsen Story - 
the Hilton Hyperlube 2½ Litre is his 1st inboard hydroplane and the 2nd was the Unlimited, Miss Exide, built from Ted Jones plans.
 

Many of the photos on this page were taken by Eileen Crimmin
Used by permission of Ned Crimmin from "The Crimmin Collection"

© Randy Wold