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Contour Enthusiasts Group Archives Forums Modifications 3.0L Duratec Boring 2.5 to 3.0

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Boring 2.5 to 3.0 #1534433 03/24/06 11:53 PM
Joined: Feb 2003 Posts: 14 C CSVT19 OP New CEG\'er
OP CSVT19 New CEG\'er C Joined: Feb 2003 Posts: 14	Is it possible to bore a 2.5 to make it a 3.0 or do you have to get a 3.0 block. '98 Black CSVT BAT Filter w/ Inlet Pipe '84 Nissan 300ZX Turbo

Re: Boring 2.5 to 3.0 #1534434 03/24/06 11:59 PM
Joined: Sep 2002 Posts: 9,065 The E.L. M MapOfTaziFoSho Hard-core CEG'er
MapOfTaziFoSho Hard-core CEG'er M Joined: Sep 2002 Posts: 9,065 The E.L.	Originally posted by CSVT19: Is it possible to bore a 2.5 to make it a 3.0 or do you have to get a 3.0 block. NO! And I know I've been nice to the newbies lately...but someone please shoot this one! Born again on 04/09/06 FOR SALE: Moonroof glass and motor MB sunshade PM ME!

Re: Boring 2.5 to 3.0 #1534435 03/25/06 01:20 AM
Joined: Dec 2004 Posts: 1,190 Carol Steam, IL S svtProdigy Hard-core CEG\'er
svtProdigy Hard-core CEG\'er S Joined: Dec 2004 Posts: 1,190 Carol Steam, IL	Originally posted by MapOfTaziFoShoâ�??¢: Originally posted by CSVT19: Is it possible to bore a 2.5 to make it a 3.0 or do you have to get a 3.0 block. NO! And I know I've been nice to the newbies lately...but someone please shoot this one! he could sleeve it though ...but would be more costly than a 3.0 block PLEASE HELP ME GET MY CAR TOGETHER! ITS IN DAYTON OHIO! I need the motor together and in the car so i can DRIVE it! Pleeeeeese! diamond pistons for 3.0/forsale #702 of 2150

Re: Boring 2.5 to 3.0 #1534436 03/25/06 01:26 AM
Joined: Sep 2000 Posts: 7,025 Fort Wayne, IN B beyondloadedSE_dup1 Hard-core CEG'er
beyondloadedSE_dup1 Hard-core CEG'er B Joined: Sep 2000 Posts: 7,025 Fort Wayne, IN	if you think you can take a 2.5L and sleeve it, buy rods, pistons, and have the crank rebalanced for cheaper than buying a 3.0L, then go for it. Jim Hahn 1996 T-Red Contour SE Reborn 4/6/04 3.0L swap and Arizona Dyno Chip Turbo Kit 364 whp, 410 wtq @ 4,700 rpm

Re: Boring 2.5 to 3.0 #1534437 03/25/06 09:56 AM
Joined: Sep 2000 Posts: 4,693 Thousand Oaks, California, USA B Big Jim_dup1 Hard-core CEG'er
Big Jim_dup1 Hard-core CEG'er B Joined: Sep 2000 Posts: 4,693 Thousand Oaks, California, USA	My understanding is that if you attempt to remove the existing sleeves to install larger ones you will tweek the block and render it useless. Jim Johnson 98 SVT 03 Escape Limited

Re: Boring 2.5 to 3.0 #1534438 03/25/06 11:01 PM
Joined: Sep 2000 Posts: 9,602 KC, MO D DemonSVT_dup1 Hard-core CEG'er
DemonSVT_dup1 Hard-core CEG'er D Joined: Sep 2000 Posts: 9,602 KC, MO	Originally posted by svtProdigy: he could sleeve it though ...but would be more costly than a 3.0 block Not a bore large enough to reach 3 liters though. The water jackets are in the way. 2000 SVT #674 13.47 @ 102 - All Motor! It was not broke; Yet I fixed it anyway.

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