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Engine and Tuning

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IDF Carb Tuning Guide

Last post by Nut124 « Sun Dec 05, 2021 5:19 pm
Replies: 95
by So Cal Mark » Wed Jun 29, 2011 11:56 pm
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Replies: 95
Views: 328384

by Nut124
Sun Dec 05, 2021 5:19 pm
Occasional stall at stops. Otherwise smooth as butter.

Last post by Serpico « Wed May 21, 2025 4:04 pm
Replies: 2
by Serpico » Tue May 20, 2025 6:42 pm

Replies: 2
Views: 137

by Serpico
Wed May 21, 2025 4:04 pm
Automatic transmision oil level.

Last post by fijn « Sat May 17, 2025 10:51 am
Replies: 3
by fijn » Sun Sep 01, 2024 6:21 am

Replies: 3
Views: 11029

by fijn
Sat May 17, 2025 10:51 am
Weber 34DCS1 Carburetor

Last post by FastFiat « Thu May 08, 2025 5:31 pm
Replies: 2
by FastFiat » Sun May 04, 2025 4:53 pm

Replies: 2
Views: 1188

by FastFiat
Thu May 08, 2025 5:31 pm
Twin IDF 40 & Malpassi Fuel King 67mm OR 85mm

Last post by dutchspiderrider « Thu May 08, 2025 2:39 pm
Replies: 2
by dutchspiderrider » Wed May 07, 2025 8:56 am

Replies: 2
Views: 243

by dutchspiderrider
Thu May 08, 2025 2:39 pm
Pulling the motor

Last post by GreenGrizz77 « Wed May 07, 2025 12:09 pm
Replies: 6
by GreenGrizz77 » Fri May 02, 2025 12:22 pm

Replies: 6
Views: 773

by GreenGrizz77
Wed May 07, 2025 12:09 pm
No flow over new thermostat valve

Last post by ORFORD2004 « Thu May 01, 2025 9:45 pm
Replies: 1
by fijn » Tue Apr 29, 2025 8:38 am

Replies: 1
Views: 389

by ORFORD2004
Thu May 01, 2025 9:45 pm
Test pipe in place of cat converter

Last post by Rweiss6 « Wed Apr 23, 2025 6:32 pm
Replies: 2
by Rweiss6 » Wed Apr 23, 2025 3:06 pm

Replies: 2
Views: 1734

by Rweiss6
Wed Apr 23, 2025 6:32 pm
My Spider is back! Rebuild woes and triumph!

Last post by 17alloveragain « Sat Apr 19, 2025 6:34 pm
Replies: 4
by 17alloveragain » Sun Apr 13, 2025 9:16 pm

Replies: 4
Views: 2491

by 17alloveragain
Sat Apr 19, 2025 6:34 pm
Oil dump from top end on fresh rebuild - Thoughts?

Last post by 17alloveragain « Sun Apr 13, 2025 9:09 pm
Replies: 18
by 17alloveragain » Sun Feb 25, 2024 7:15 pm
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2
Replies: 18
Views: 9609

by 17alloveragain
Sun Apr 13, 2025 9:09 pm
faulty engine temp warning switch

Last post by 18Fiatsandcounting « Sun Apr 06, 2025 7:02 pm
Replies: 1
by jesc » Sat Apr 05, 2025 10:49 pm

Replies: 1
Views: 1708

by 18Fiatsandcounting
Sun Apr 06, 2025 7:02 pm
More timing advance for points to electronic conversion?

Last post by tgrayretaf « Thu Apr 03, 2025 12:48 am
Replies: 3
by tgrayretaf » Sat Mar 15, 2025 9:56 pm

Replies: 3
Views: 4322

by tgrayretaf
Thu Apr 03, 2025 12:48 am
Engine Stalls Once Hot

Last post by 18Fiatsandcounting « Thu Mar 27, 2025 2:08 pm
Replies: 3
by Leonaise » Sun Mar 23, 2025 5:56 pm

Replies: 3
Views: 6573

by 18Fiatsandcounting
Thu Mar 27, 2025 2:08 pm
Emissions delete 1976 Spider, California model

Last post by 18Fiatsandcounting « Thu Mar 20, 2025 2:09 pm
Replies: 4
by jesc » Tue Mar 18, 2025 9:49 pm

Replies: 4
Views: 4730

by 18Fiatsandcounting
Thu Mar 20, 2025 2:09 pm
Turbo CSO running too high on idle

Last post by alfredhamstra « Fri Feb 21, 2025 9:31 am
Replies: 3
by alfredhamstra » Sun Feb 16, 2025 9:57 am

Replies: 3
Views: 10475

by alfredhamstra
Fri Feb 21, 2025 9:31 am
plenum ice cold

Last post by alfredhamstra « Tue Feb 18, 2025 2:02 am
Replies: 1
by smokey14 » Fri May 17, 2024 3:53 pm

Replies: 1
Views: 11411

by alfredhamstra
Tue Feb 18, 2025 2:02 am
Is it worth it to convert from carburetor to fuel injection?

Last post by MIGHTY 8 « Sat Jan 11, 2025 3:10 pm
Replies: 6
by spidermiami » Thu Dec 12, 2024 5:45 pm

Replies: 6
Views: 14300

by MIGHTY 8
Sat Jan 11, 2025 3:10 pm
cross hatching flexhone or stones

Last post by 18Fiatsandcounting « Fri Dec 20, 2024 11:26 pm
Replies: 9
by 70spider » Sun Dec 15, 2024 1:09 pm

Replies: 9
Views: 14804

by 18Fiatsandcounting
Fri Dec 20, 2024 11:26 pm
Throttle linkage to cable conversion

Last post by slc302 « Sun Dec 15, 2024 12:13 am
Replies: 10
by richardsonta » Mon Oct 05, 2020 1:58 pm

Replies: 10
Views: 16284

by slc302
Sun Dec 15, 2024 12:13 am
Engine weight

Last post by KidDingo « Sun Nov 24, 2024 10:18 am
Replies: 2
by KidDingo » Tue Nov 19, 2024 2:30 pm

Replies: 2
Views: 11597

by KidDingo
Sun Nov 24, 2024 10:18 am
Stall out issue

Last post by gschwab « Mon Nov 11, 2024 3:41 am
Replies: 4
by davefrancisco » Thu Nov 07, 2024 3:53 pm

Replies: 4
Views: 13232

by gschwab
Mon Nov 11, 2024 3:41 am
Isabella Is Stalling

Last post by Pescado « Sun Nov 10, 2024 3:39 pm
Replies: 16
by Pescado » Fri Sep 20, 2024 10:43 am
1

2
Replies: 16
Views: 20543

by Pescado
Sun Nov 10, 2024 3:39 pm
Secrets to removing #4 spark plug

Last post by FiatJim « Tue Nov 05, 2024 9:48 am
Replies: 4
by FiatJim » Mon Oct 21, 2024 1:04 pm

Replies: 4
Views: 12561

by FiatJim
Tue Nov 05, 2024 9:48 am
Fuel pressure problem

Last post by wizard124 « Sun Nov 03, 2024 4:18 pm
Replies: 6
by SpiderGirl » Wed Oct 30, 2024 6:59 pm

Replies: 6
Views: 15446

by wizard124
Sun Nov 03, 2024 4:18 pm
IDF Loose fitting Main Jet

Last post by MIGHTY 8 « Fri Oct 11, 2024 10:42 pm
Replies: 1
by MIGHTY 8 » Mon Oct 07, 2024 11:33 am

Replies: 1
Views: 8983

by MIGHTY 8
Fri Oct 11, 2024 10:42 pm
Oil cooler installation

Last post by Vintageant « Sat Oct 05, 2024 5:30 pm

by Vintageant » Sat Oct 05, 2024 5:30 pm

Replies: 0
Views: 8210

by Vintageant
Sat Oct 05, 2024 5:30 pm
Engine stumbling after hard accelleration

Last post by Vintageant « Mon Sep 30, 2024 3:15 pm

by Vintageant » Mon Sep 30, 2024 3:15 pm

Replies: 0
Views: 8033

by Vintageant
Mon Sep 30, 2024 3:15 pm
Oil Gauge Sending Unit Install

Last post by 18Fiatsandcounting « Sun Sep 29, 2024 9:27 pm
Replies: 1
by JBeau » Sun Sep 29, 2024 5:12 pm

Replies: 1
Views: 8841

by 18Fiatsandcounting
Sun Sep 29, 2024 9:27 pm
Carb and Idle Issues

Last post by 18Fiatsandcounting « Sun Sep 29, 2024 9:21 pm
Replies: 9
by JBeau » Sat Jul 27, 2024 3:21 pm

Replies: 9
Views: 19083

by 18Fiatsandcounting
Sun Sep 29, 2024 9:21 pm
84.8 Piston rings don't exist?

Last post by 18Fiatsandcounting « Thu Sep 26, 2024 12:13 am
Replies: 1
by AJPauly » Wed Sep 25, 2024 9:18 pm

Replies: 1
Views: 9555

by 18Fiatsandcounting
Thu Sep 26, 2024 12:13 am
1981 fuel injection - stalls while driving if idle

Last post by Coolbreeze « Fri Sep 20, 2024 10:38 pm
Replies: 13
by jtmachen » Thu Dec 14, 2023 6:55 pm

Replies: 13
Views: 30738

by Coolbreeze
Fri Sep 20, 2024 10:38 pm
Fasteners & Lubrication

Last post by Skyebot « Wed Sep 18, 2024 1:08 pm
Replies: 3
by Skyebot » Fri Sep 06, 2024 6:36 pm

Replies: 3
Views: 12450

by Skyebot
Wed Sep 18, 2024 1:08 pm
looking for an alternator for 1976 124 spider (canada)

Last post by Funcar « Tue Sep 17, 2024 6:26 am
Replies: 3
by JeffWoods » Wed Sep 11, 2024 10:39 pm

Replies: 3
Views: 11493

by Funcar
Tue Sep 17, 2024 6:26 am
Rod Bearings in car?

Last post by 18Fiatsandcounting « Wed Sep 11, 2024 4:07 pm
Replies: 12
by FiatRunner » Wed Oct 12, 2022 2:34 pm

Replies: 12
Views: 21078

by 18Fiatsandcounting
Wed Sep 11, 2024 4:07 pm
New Ticking Sound

Last post by FiatRunner « Tue Sep 10, 2024 8:04 pm
Replies: 59
by FiatRunner » Mon Nov 01, 2021 3:22 pm
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4
Replies: 59
Views: 55404

by FiatRunner
Tue Sep 10, 2024 8:04 pm
Fuel Hose Collar

Last post by spider2081 « Tue Sep 10, 2024 6:35 am
Replies: 3
by MichaelB3311 » Sat Sep 07, 2024 11:08 pm

Replies: 3
Views: 11525

by spider2081
Tue Sep 10, 2024 6:35 am
Running rough, black smoke after new cam belt, new ignition module etc

Last post by Jallajalla « Sun Sep 01, 2024 6:42 am
Replies: 3
by Jallajalla » Sat Aug 31, 2024 2:46 am

Replies: 3
Views: 11350

by Jallajalla
Sun Sep 01, 2024 6:42 am
Understanding the meaning of "under load."

Last post by MIGHTY 8 « Tue Aug 27, 2024 9:52 am
Replies: 4
by MIGHTY 8 » Thu Aug 22, 2024 12:24 pm

Replies: 4
Views: 14236

by MIGHTY 8
Tue Aug 27, 2024 9:52 am
fuel pump with the key on

Last post by Bjorn68 « Tue Aug 27, 2024 7:40 am
Replies: 31
by fimrite » Mon Aug 10, 2020 8:43 pm
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3
Replies: 31
Views: 28907

by Bjorn68
Tue Aug 27, 2024 7:40 am
Cranks but no start troubleshooting

Last post by Indymarco « Tue Aug 20, 2024 12:25 pm
Replies: 3
by Indymarco » Wed Aug 14, 2024 4:23 pm

Replies: 3
Views: 12464

by Indymarco
Tue Aug 20, 2024 12:25 pm
124 Spider tech in San Diego?

Last post by Pr124spider « Fri Aug 16, 2024 6:28 pm

by Pr124spider » Fri Aug 16, 2024 6:28 pm

Replies: 0
Views: 8812

by Pr124spider
Fri Aug 16, 2024 6:28 pm
Help with new electronic ignition

Last post by Vintageant « Fri Aug 16, 2024 5:37 pm
Replies: 11
by markko » Wed May 20, 2020 7:09 pm

Replies: 11
Views: 21590

by Vintageant
Fri Aug 16, 2024 5:37 pm
FI coolant temp sensor issue.

Last post by wizard124 « Wed Aug 14, 2024 6:50 pm
Replies: 2
by wizard124 » Tue Aug 13, 2024 1:39 pm

Replies: 2
Views: 11405

by wizard124
Wed Aug 14, 2024 6:50 pm
experience with 'performance' headers

Last post by calvinconrad « Sat Aug 10, 2024 7:29 pm
Replies: 2
by Barjavel » Tue Aug 06, 2024 6:48 pm

Replies: 2
Views: 10600

by calvinconrad
Sat Aug 10, 2024 7:29 pm
1981 fuel injection

Last post by JJCAPE « Fri Jul 26, 2024 8:36 pm
Replies: 5
by JJCAPE » Wed Sep 27, 2017 12:20 pm

Replies: 5
Views: 15192

by JJCAPE
Fri Jul 26, 2024 8:36 pm
Cam cover screws

Last post by 18Fiatsandcounting « Sun Jul 21, 2024 10:37 am
Replies: 1
by Nicketts » Sat Jul 20, 2024 4:54 pm

Replies: 1
Views: 10327

by 18Fiatsandcounting
Sun Jul 21, 2024 10:37 am
Rough engine run on low rev

Last post by BellaMacchina « Fri Jul 19, 2024 3:15 pm

by BellaMacchina » Fri Jul 19, 2024 3:15 pm

Replies: 0
Views: 8770

by BellaMacchina
Fri Jul 19, 2024 3:15 pm
Perfect cold start and flawless running. But hot restart almost impossible

Last post by PeterParker « Fri Jul 05, 2024 4:28 pm
Replies: 13
by Don » Mon Jul 20, 2020 2:06 pm

Replies: 13
Views: 26639

by PeterParker
Fri Jul 05, 2024 4:28 pm
Exhaust replacement

Last post by Vcav82 « Tue Jul 02, 2024 10:24 pm
Replies: 3
by Vcav82 » Sat Jun 29, 2024 11:19 am

Replies: 3
Views: 11833

by Vcav82
Tue Jul 02, 2024 10:24 pm
32/36 DFEV (Weber K-519 kit)

Last post by spidersherm « Wed Jun 26, 2024 1:53 pm
Replies: 2
by spidersherm » Tue Jun 25, 2024 11:57 am

Replies: 2
Views: 11510

by spidersherm
Wed Jun 26, 2024 1:53 pm

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