Swapology

New Topic

213 topics

Topics

Replies

Views

Last post

TJ BLOCK Interchange

Last post by 2grimjim « May 12th, 2024, 10:33 am
Replies: 3
by Cannonball » January 18th, 2017, 8:13 pm

3 Replies

28354 Views

Last post by 2grimjim
May 12th, 2024, 10:33 am
74 Scout ii 4.0 to amc 727

Last post by 326Firefighter « April 27th, 2024, 7:51 am

by 326Firefighter » April 27th, 2024, 7:51 am

0 Replies

1694 Views

Last post by 326Firefighter
April 27th, 2024, 7:51 am
NP242 input shaft 21 to 23 spline

Last post by TJryder « February 22nd, 2024, 3:23 am
Replies: 1
by TJryder » February 21st, 2024, 5:45 am

1 Replies

3066 Views

Last post by TJryder
February 22nd, 2024, 3:23 am
Factory balancer mount CPS???

Last post by HowieH « January 3rd, 2024, 5:17 pm
Replies: 3
by farna » November 3rd, 2012, 10:43 am

3 Replies

4677 Views

Last post by HowieH
January 3rd, 2024, 5:17 pm
4.6 Stroker Cam selection for CJ-8

Last post by Russ Pottenger « December 6th, 2023, 1:26 pm
Replies: 5
by Crockodotsky » February 16th, 2022, 4:37 pm

5 Replies

6115 Views

Last post by Russ Pottenger
December 6th, 2023, 1:26 pm
4.0 head on 4.2 short block intake and carb options

Last post by H3lping « October 26th, 2023, 7:45 am
Replies: 2
by H3lping » October 24th, 2023, 1:26 pm

2 Replies

3865 Views

Last post by H3lping
October 26th, 2023, 7:45 am
4.0 Head work and cam questions for a 4.2

Last post by amcinstaller « October 18th, 2023, 11:14 am
Replies: 5
by H3lping » October 13th, 2023, 12:36 pm

5 Replies

4011 Views

Last post by amcinstaller
October 18th, 2023, 11:14 am
Choice's Choice's

Last post by cstephens85 « August 16th, 2022, 9:22 am
Replies: 1
by lquince » May 4th, 2022, 12:55 am

1 Replies

5839 Views

Last post by cstephens85
August 16th, 2022, 9:22 am
3727 crank build possibilities

Last post by Randy Bobandi « July 18th, 2022, 6:45 pm
Replies: 1
by Donerlord719 » July 17th, 2022, 2:55 pm

1 Replies

4124 Views

Last post by Randy Bobandi
July 18th, 2022, 6:45 pm
4.0 head and EFI on a 4.2 block

Last post by Jeep-Power « July 7th, 2022, 3:29 am
Replies: 187
by Jeep-Power » February 13th, 2008, 8:05 pm
1

…

9

10

11

12

13
187 Replies

383913 Views

Last post by Jeep-Power
July 7th, 2022, 3:29 am
Stroke a 4.0L or Fuel Inject a 4.2L

Last post by GreenYJ « May 23rd, 2022, 7:30 pm
Replies: 3
by jfriesen » February 16th, 2022, 11:20 am

3 Replies

4625 Views

Last post by GreenYJ
May 23rd, 2022, 7:30 pm
4.0 swap running issues

Last post by amcinstaller « April 10th, 2022, 2:37 pm

by amcinstaller » April 10th, 2022, 2:37 pm

0 Replies

3839 Views

Last post by amcinstaller
April 10th, 2022, 2:37 pm
Mopar efi v belt harmonic balancer on a 4.2 long snout crank will it fit a 1991 4.0

Last post by IH 392 « March 3rd, 2022, 10:24 pm
Replies: 1
by BillyC » March 1st, 2022, 2:00 pm

1 Replies

4117 Views

Last post by IH 392
March 3rd, 2022, 10:24 pm
CJ7 stroker install, motor mounts don't seem to fit

Last post by jeeppoor « January 28th, 2022, 9:11 am
Replies: 1
by Buds Garage » January 22nd, 2022, 11:56 am

1 Replies

4160 Views

Last post by jeeppoor
January 28th, 2022, 9:11 am
4.0 w/ Fuel Pump On Rail - Primer Pump?

Last post by Neuner « October 25th, 2021, 12:09 pm

by Neuner » October 25th, 2021, 12:09 pm

0 Replies

4219 Views

Last post by Neuner
October 25th, 2021, 12:09 pm
4.0 with 4.2 crank

Last post by 275/350 I-6 « September 17th, 2021, 7:19 am
Replies: 1
by Billy » September 7th, 2021, 4:14 pm

1 Replies

5120 Views

Last post by 275/350 I-6
September 17th, 2021, 7:19 am
4L Bell Housing Bolt Patterns

Last post by IH 392 « August 23rd, 2021, 8:54 pm
Replies: 2
by Randy Bobandi » December 22nd, 2020, 9:43 am

2 Replies

8842 Views

Last post by IH 392
August 23rd, 2021, 8:54 pm
4.2 harmonic balancer

Last post by Azhunter « August 18th, 2021, 5:32 pm
Replies: 4
by Shrek » June 18th, 2021, 8:41 am

4 Replies

5963 Views

Last post by Azhunter
August 18th, 2021, 5:32 pm
Minimal Wiring Project

Last post by rlinares40 « June 18th, 2021, 10:02 am
Replies: 9
by rlinares40 » January 16th, 2021, 5:52 pm

9 Replies

8221 Views

Last post by rlinares40
June 18th, 2021, 10:02 am
jeep cj 258 to 4.0 wiring harness

Last post by rlinares40 « June 18th, 2021, 9:56 am
Replies: 1
by jepn98 » May 9th, 2021, 4:52 pm

1 Replies

4773 Views

Last post by rlinares40
June 18th, 2021, 9:56 am
0331 head to... what?

Last post by Russ Pottenger « April 10th, 2021, 1:25 pm
Replies: 2
by derf » January 6th, 2021, 12:05 pm

2 Replies

7427 Views

Last post by Russ Pottenger
April 10th, 2021, 1:25 pm
1979 4.2L 258 Upgrade options?

Last post by bnelson « January 20th, 2021, 8:08 am
Replies: 5
by kegwalker » January 14th, 2021, 5:54 pm

5 Replies

9077 Views

Last post by bnelson
January 20th, 2021, 8:08 am
Part Interchangeability Between a 1990 4.2 and 1991 4.0

Last post by Sailboy42 « January 11th, 2021, 7:35 am
Replies: 2
by Sailboy42 » December 28th, 2020, 11:35 am

2 Replies

8314 Views

Last post by Sailboy42
January 11th, 2021, 7:35 am
4.2 Intake on a 4.0 longblock?

Last post by Jgnobles « October 12th, 2020, 2:42 pm
Replies: 8
by crcletrack » October 24th, 2014, 7:01 am

8 Replies

44958 Views

Last post by Jgnobles
October 12th, 2020, 2:42 pm
4.0 to 4.5 question

Last post by Sailboy42 « August 18th, 2020, 9:29 am
Replies: 1
by Blrmkr1 » May 23rd, 2019, 12:12 pm

1 Replies

29691 Views

Last post by Sailboy42
August 18th, 2020, 9:29 am
Pilot bearing for 258 crank matched up to 98 AX-15?

Last post by Xtultegra « July 9th, 2020, 12:11 am
Replies: 2
by Sharnick » June 4th, 2018, 8:45 pm

2 Replies

26775 Views

Last post by Xtultegra
July 9th, 2020, 12:11 am
4.7 stroker in zj with 42re flexplate issues

Last post by 98zjstroker « May 10th, 2020, 3:33 pm
Replies: 1
by 98zjstroker » May 10th, 2020, 8:40 am

1 Replies

22695 Views

Last post by 98zjstroker
May 10th, 2020, 3:33 pm
Rod question

Last post by Russ Pottenger « April 27th, 2020, 11:03 am
Replies: 1
by Macfly » March 25th, 2020, 12:21 am

1 Replies

23420 Views

Last post by Russ Pottenger
April 27th, 2020, 11:03 am
258 to 4.5 swap

Last post by chris1977 « January 30th, 2020, 1:13 am
Replies: 2
by chris1977 » January 29th, 2020, 12:21 am

2 Replies

25203 Views

Last post by chris1977
January 30th, 2020, 1:13 am
XJ and Liberty NP242 Compatibility

Last post by whaleinafishbowl « October 17th, 2019, 9:51 am
Replies: 1
by TJryder » August 16th, 2019, 8:44 am

1 Replies

25799 Views

Last post by whaleinafishbowl
October 17th, 2019, 9:51 am
Jeep WJ 1994 into XJ 1991

Last post by astjp2 « June 27th, 2019, 5:34 pm
Replies: 1
by TJryder » June 4th, 2019, 12:50 pm

1 Replies

23655 Views

Last post by astjp2
June 27th, 2019, 5:34 pm
4.0 in a 1980 Cherokee (258) - question from Italy

Last post by yuza « June 11th, 2019, 12:47 am
Replies: 1
by yuza » June 4th, 2019, 5:45 am

1 Replies

23851 Views

Last post by yuza
June 11th, 2019, 12:47 am
oil filter without bypass for break in

Last post by astjp2 « June 2nd, 2019, 11:27 pm
Replies: 3
by BeRadicle » September 27th, 2018, 8:23 pm

3 Replies

25200 Views

Last post by astjp2
June 2nd, 2019, 11:27 pm
4.0 in cj5 replacing 258

Last post by astjp2 « June 2nd, 2019, 11:22 pm
Replies: 8
by tdagner » April 25th, 2019, 5:44 am

8 Replies

30843 Views

Last post by astjp2
June 2nd, 2019, 11:22 pm
seeking best power direction with inventory

Last post by Russ Pottenger « March 6th, 2019, 8:59 am
Replies: 6
by Rcactech » February 14th, 2017, 5:45 am

6 Replies

30431 Views

Last post by Russ Pottenger
March 6th, 2019, 8:59 am
4.0/4.6 swap in a CJ7

Last post by McSyd « February 17th, 2019, 5:25 pm

by McSyd » February 17th, 2019, 5:25 pm

0 Replies

22874 Views

Last post by McSyd
February 17th, 2019, 5:25 pm
Throttle body bolt pattern compatibillity

Last post by TJryder « November 2nd, 2018, 11:49 pm
Replies: 2
by TJryder » November 2nd, 2018, 1:49 pm

2 Replies

25703 Views

Last post by TJryder
November 2nd, 2018, 11:49 pm
V-Belt Pulley Options for Saginaw PS Pump w/ 3/4" Shaft

Last post by SkylinesSuck « October 12th, 2018, 5:53 pm
Replies: 3
by Knobbler » September 30th, 2018, 12:02 am

3 Replies

26594 Views

Last post by SkylinesSuck
October 12th, 2018, 5:53 pm
2000 water pump an upgrade to 1991-99?

Last post by BeRadicle « August 19th, 2018, 1:20 pm

by BeRadicle » August 19th, 2018, 1:20 pm

0 Replies

22538 Views

Last post by BeRadicle
August 19th, 2018, 1:20 pm
Main differences 4.0 pre 1999 and pst 2000 block

Last post by TJryder « August 3rd, 2018, 12:26 pm
Replies: 1
by TJryder » July 30th, 2018, 1:30 pm

1 Replies

23884 Views

Last post by TJryder
August 3rd, 2018, 12:26 pm
T176 clutch depth change with stroker swap?

Last post by Turbos10 « June 14th, 2018, 4:27 pm

by Turbos10 » June 14th, 2018, 4:27 pm

0 Replies

23355 Views

Last post by Turbos10
June 14th, 2018, 4:27 pm
can I put my 2000 WJ 4.6(stroked), into a 98 TJ

Last post by akadeutsch « June 10th, 2018, 8:17 am

by akadeutsch » June 10th, 2018, 8:17 am

0 Replies

23120 Views

Last post by akadeutsch
June 10th, 2018, 8:17 am
Can a block bored 30 over still be machined and used for a stroker?

Last post by Russ Pottenger « May 31st, 2018, 8:23 am
Replies: 4
by CJ-8_Jim » June 8th, 2017, 7:14 pm

4 Replies

27712 Views

Last post by Russ Pottenger
May 31st, 2018, 8:23 am
4.7 throttle body on a 4.0 intake

Last post by Russ Pottenger « May 31st, 2018, 8:14 am
Replies: 1
by Moneypit » June 19th, 2017, 12:44 pm

1 Replies

24568 Views

Last post by Russ Pottenger
May 31st, 2018, 8:14 am
Is this a 258?

Last post by Russ Pottenger « May 31st, 2018, 8:08 am
Replies: 8
by dan10101 » July 5th, 2017, 5:17 pm

8 Replies

30736 Views

Last post by Russ Pottenger
May 31st, 2018, 8:08 am
de-stroking the 258

Last post by IH 392 « March 31st, 2018, 11:28 am
Replies: 3
by akadeutsch » March 30th, 2018, 7:32 am

3 Replies

26285 Views

Last post by IH 392
March 31st, 2018, 11:28 am
Identifying 4.2 crankshaft

Last post by Russ Pottenger « March 8th, 2018, 12:18 pm
Replies: 8
by Car Enthusiast » November 16th, 2017, 6:19 am

8 Replies

32723 Views

Last post by Russ Pottenger
March 8th, 2018, 12:18 pm
4.2 with 4.0l head swapped into a 92 Jeep help!

Last post by wrangler92 « February 20th, 2018, 10:21 pm

by wrangler92 » February 20th, 2018, 10:21 pm

0 Replies

23565 Views

Last post by wrangler92
February 20th, 2018, 10:21 pm
Pinging 4.0 with Hesco Harmonic CPS

Last post by SkylinesSuck « February 13th, 2018, 6:53 am
Replies: 7
by Neuner » February 7th, 2018, 12:20 pm

7 Replies

30101 Views

Last post by SkylinesSuck
February 13th, 2018, 6:53 am
Aw4 transmission

Last post by DaemonForce « October 31st, 2017, 2:33 am
Replies: 2
by Buckenstien » October 26th, 2017, 11:09 pm

2 Replies

25399 Views

Last post by DaemonForce
October 31st, 2017, 2:33 am

New Topic

213 topics

Return to Board Index

Who is online

Users browsing this forum: No registered users and 1 guest

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum