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I have a cobra 4.3 with a cobra outdrive. It has a 14 1/2 x
I have a cobra 4.3 with a cobra outdrive. It has a 14 1/2 x 19 prop. I was given a ss prop, 15 1/4 x 19. Can I use this prop and what is the difference. I do a lot of trolling and occasionaly pull the… read more
Jason
Jason
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Vocational, Technical or Trade Scho
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115 HP 4 stroke mercury outboard 5000-5500 rpm, sounds
115 HP 4 stroke mercury outboard 5000-5500 rpm, sounds great, formerly runs @ 38mph top speed, 13' x 19" SS prop, prop hub is intact, new power trim assembly, no extra weight in 17' aluminum v-hull, t… read more
Charles
Charles
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WHAT IS THE PROP SIZE 120 HP ELPT MERCURY FORCE ENGINE. I
WHAT IS THE PROP SIZE FOR A 120 HP ELPT MERCURY FORCE ENGINE. I PURCHASED THIS ENGINE USED AND FEEL THE PROP IS NOT THE PROPER SIZE. CURRENTLY THE ONE I'M RUNNING IS 13 1/4 X 17 PITCH… read more
Tan
Tan
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I just bought a 2003 glastron 21 foot bow rider with a 5.7
I just bought a 2003 glastron 21 foot bow rider with a 5.7 merc inboard and a bravo 1 outdrive. what would be the best prop for this boat. It had a 5.0 which has been replaced with a 5.7 EFI.… read more
Tan
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have a rinker 280 fiesta vee. twin 305 ci, 2bbl mercs, alpha
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Tan
Tan
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1978 16ft alum monarch boat with mercury 500 50 hp . what
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Jeff G.
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I just bought a used 2008 aluminum Fisher Pro Hawk 17 (17"
I just bought a used 2008 aluminum Fisher Pro Hawk 17 (17" long with a 88" beam around 1,700#) with a 2008 Mercury Optimax 90 hp. It came with a old style 21p SS that turned out to be a 23p that was t… read more
Charles
Charles
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Cavitation problem with 1998 FastStrike 175 (I think) I
Cavitation problem with 1998 FastStrike 175 (I think) I have a 1998 18' Stratos 283 with a 1998 Johnson FastStrike 175 which I purchased earlier this year. It was equipped with a Renegade 14.25 x 23 S… read more
James
James
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I have a 2002 23 foot SSI Chaparrel with a 350Mag mpi with
I have a 2002 23 foot SSI Chaparrel with a 350Mag mpi with an Alpha 1. Since buying it new I always used a 14.5 X 19 aluminum prop. I want to go to a stainless steel prop. My WOT is 4600. In looking f… read more
James
James
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Hello, I have a 1997 Baja Hammer with a 7.4 MPI. When I bought
Hello, I have a 1997 Baja Hammer with a 7.4 MPI. When I bought the boat the guy I bought it from had a 15.25 x 26 SS 4 blade prop on it and wide open throttle it peaked at about 4400 RPM. It took a wh… read more
Jason
Jason
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Vocational, Technical or Trade Scho
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I have a 02 tourn. v18 tracker boat with a 90hp mercury motor.This
I have a 02 tourn. v18 tracker boat with a 90hp mercury motor.This was all bought new in 02.It has a 21 pitch stainless prop.It will only turn 5000 rpm with this prop differrent ones have said this mo… read more
Jeremy R.
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What is the appropriate propeller for a 2000 Mercruiser Alpha
What is the appropriate propeller for a 2000 Mercruiser Alpha I 250 hp engine? I like to ski but don't want to sacrifice top-end speed.… read more
Jeff G.
Jeff G.
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I have a 20 ft. searay cuddy cabin with a 4.3 liter v6 alpha
I have a 20 ft. searay cuddy cabin with a 4.3liter v6 , alpha one outdrive . I want to purchase a s.s. prop, what is the ideal size and pitch for all around performance? Is a four blade better than a … read more
Jeff G.
Jeff G.
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How would a 14 3/8 x 21 stainles prop compare to a 14 1/2 x
How would a 14 3/8 x 21 stainles prop compare to a 14 1/2 x 23 stainless cleaver prop thanks ps my rpms with the 21 were [email protected]… read more
Whitecap36
Whitecap36
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hello i have a 1984 19 fibrglass boat with a mercruiser 140
hello i have a 1984 19" fibrglass boat with a mercruiser 140 i use the boat within my state at various altitudes i put a 16x19 prop on at 5000 ft it runs great i was told to use a 17p for higher altit… read more
Master Tech
Master Tech
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I have a 2005 Tracker V-18 Tournament bass boat with a 90hp
I have a 2005 Tracker V-18 Tournament bass boat with a 90hp elpto mercury motor max rpm 5500. It currently has an aluminum 21 in pitch with 12.75 circum. prop. I am looking for a high performance stai… read more
Scott
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I have a 1997 Glastron 19 foot runabout with a Mercruiser 4.3
I have a 1997 Glastron 19 foot runabout with a Mercruiser 4.3 liter alpha one 190 hp engine. Need to replace the prop which is a 14.25 X 21 pitch. Should I stay with this same pitch? Does it matter if… read more
Captain Dave
Captain Dave
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which prop goes with a d3 190 i have x4 on at the monent and
which prop goes with a d3 190 i have x4 on at the monent and the boat will not plane my boat is a sealine 328. i have had x5 before this. twin engine diesel.will not get on plane i can only get 3000 r… read more
Dan Boy
Dan Boy
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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