173 vs 186 Crankshaft - Holden General Discussion

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Fastlane » Holden Forums » Holden General Discussion » 173 vs 186 Crankshaft

173 vs 186 Crankshaft

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Guest		#1 Posted : Monday, 4 July 2005 7:48:27 AM(UTC)
Rank: Guest Groups: Guests Joined: 2/09/2015(UTC) Posts: 43,977 Was thanked: 5 time(s) in 5 post(s)		Can anyone tell me if I can use a good crank from a 173 in a 186 rebuild. Thanks david

Guest		#2 Posted : Monday, 4 July 2005 5:16:48 PM(UTC)
Rank: Guest Groups: Guests Joined: 2/09/2015(UTC) Posts: 43,977 Was thanked: 5 time(s) in 5 post(s)		yes however if you have the choice a blue motor 202 crank would be a better option for power aswell as a more smooth running engine charles

HK1837		#3 Posted : Monday, 4 July 2005 6:39:57 PM(UTC)
Rank: Veteran Reputation: Groups: Moderator, Registered, Veteran Joined: 1/03/2005(UTC) Posts: 14,738 Thanks: 1 times Was thanked: 515 time(s) in 491 post(s)		You can, but make sure that the rear main seal is the same. Early 173 motors have neoprene if memory serves me correct, and the later reds and blues are rope. As Cut55 says a blue motor 202 crank is a good option, but then you will have a 202 not a 186.
		_______________________________________________________ If we all had the same (good) taste, who would buy all the Fords?


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Dr Terry		#4 Posted : Tuesday, 5 July 2005 3:25:21 AM(UTC)
Rank: Veteran Reputation: Groups: Moderator, Registered Joined: 1/03/2005(UTC) Posts: 6,067 Thanks: 1 times Was thanked: 206 time(s) in 187 post(s)		Hi Guys. The 202 blue crank is a good crank, but it won't fit into a 186 block. Dr Terry.
		If at first you don't succeed, just call it Version 1.0


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Guest		#5 Posted : Tuesday, 5 July 2005 4:21:13 AM(UTC)
Rank: Guest Groups: Guests Joined: 2/09/2015(UTC) Posts: 43,977 Was thanked: 5 time(s) in 5 post(s)		quote: Originally posted by Dr Terry Hi Guys. The 202 blue crank is a good crank, but it won't fit into a 186 block. Dr

Guest		#6 Posted : Tuesday, 5 July 2005 8:15:40 AM(UTC)
Rank: Guest Groups: Guests Joined: 2/09/2015(UTC) Posts: 43,977 Was thanked: 5 time(s) in 5 post(s)		thanks to you all for your help.......... i'll just check the rear seal and go from there.. david

Dr Terry		#7 Posted : Tuesday, 5 July 2005 5:11:45 PM(UTC)
Rank: Veteran Reputation: Groups: Moderator, Registered Joined: 1/03/2005(UTC) Posts: 6,067 Thanks: 1 times Was thanked: 206 time(s) in 187 post(s)		I'll rephrase that. The 202 crank won't fit straight into a 186 block. A good crank grind these days isn't as cheap as it used to be. Dr Terry.
		If at first you don't succeed, just call it Version 1.0


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Fastlane » Holden Forums » Holden General Discussion » 173 vs 186 Crankshaft

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