1986 170 hp Mercruiser I/O Distributor Cap

catmox

Cadet
Joined
May 28, 2002
Messages
10
Help. Was recently told my distributor cap was worn and a replacement would be $400.00. Sounds expensive, but being a relatively new boater I've learned nothing about boating is inexpensive. Any expert opinions will be appreciated.
 

Trent

Captain
Joined
Nov 17, 2001
Messages
3,333
Re: 1986 170 hp Mercruiser I/O Distributor Cap

Less than twenty dollars!! Check this link out. web page
 

catmox

Cadet
Joined
May 28, 2002
Messages
10
Re: 1986 170 hp Mercruiser I/O Distributor Cap

Trent, thanks for the info. Like I said, I'm new to boating and really appreciate all the advice I've seen on the boating forums. I'm also no mechanic but am learning how to repair some of the simpler things. I've learned a lot just by reading other peoples questions/problems and appreciate all of the "experts" who take the time to share their knowledge/experiences with all us new boaters.
 

MrBill

Senior Chief Petty Officer
Joined
Aug 4, 2002
Messages
710
Re: 1986 170 hp Mercruiser I/O Distributor Cap

Sounds like someone thought you meant the entire distributor assembly as you probably saw in Trent's link.
 
D

DJ

Guest
Re: 1986 170 hp Mercruiser I/O Distributor Cap

catmox,<br /><br />I believe your engine may have a crankshaft mounted ignition system. As I recall these were troublesome and REAL expensive to repair. I do believe there is a conversion that costs less than the $400.00
 
D

DJ

Guest
Re: 1986 170 hp Mercruiser I/O Distributor Cap

catmox,<br /><br />Sorry, I was thinking of the charging system. :(
 

Bob_VT

Moderator & Unofficial iBoats Historian
Staff member
Joined
May 19, 2001
Messages
26,046
Re: 1986 170 hp Mercruiser I/O Distributor Cap

NAPA sells a tune up kit for your motor for about $25-29 it includes: Cap, rotor, points and condensor.<br /><br />Bob
 

catmox

Cadet
Joined
May 28, 2002
Messages
10
Re: 1986 170 hp Mercruiser I/O Distributor Cap

Thanks again to all! Will check everyone's suggestions.
 

chiefmike58

Seaman
Joined
Apr 3, 2002
Messages
60
Re: 1986 170 hp Mercruiser I/O Distributor Cap

I just picked up a whole perfect used distributer on e-bay for a 170 for $25. New cap from Mercruiser dealer is about $20-$25. I think someone is giving you some bad info.
 

catmox

Cadet
Joined
May 28, 2002
Messages
10
Re: 1986 170 hp Mercruiser I/O Distributor Cap

Chiefmike, thanks. Not sure if my mech. just said cap to "simplify" things for me or what. But after checking the suggestions I've recd. plan on checking e bay and other places, even if it is the entire assembly, think I can do better than what I was quoted.
 

chiefmike58

Seaman
Joined
Apr 3, 2002
Messages
60
Re: 1986 170 hp Mercruiser I/O Distributor Cap

catmox, just spell out mercruiser470 in the search box and you'll find plenty of parts for your motor. Forget that $400 guy. Good luck with your boat.
 
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