QUESTIONS AND ANSWERS FROM EXPERTS

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Forum Future and GC contact details

Last post by Spider 1969 « July 12th, 2019, 7:50 pm
Replies: 1
by Guy Croft » July 12th, 2019, 2:15 pm

1 Replies

106867 Views

Last post by Spider 1969
July 12th, 2019, 7:50 pm
IMPORTANT - save your post!

Last post by Guy Croft « August 13th, 2013, 5:06 pm
Posted in General Tuning Hints

by Guy Croft » August 13th, 2013, 5:06 pm » in General Tuning Hints

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1911358 Views

Last post by Guy Croft
August 13th, 2013, 5:06 pm
PROTOCOLS - updated by GUY CROFT MAY 2020

Last post by Guy Croft « July 18th, 2013, 11:43 am
Posted in General Tuning Hints

by Guy Croft » July 18th, 2013, 11:43 am » in General Tuning Hints

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1821404 Views

Last post by Guy Croft
July 18th, 2013, 11:43 am

Topics

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Ceramic Coatings

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Replies: 8
by Chris Wright, Sydney » June 21st, 2008, 5:31 am

8 Replies

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Last post by robert kenney
July 7th, 2008, 2:25 pm
Under Performing 128

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by Andy128 » June 25th, 2008, 12:02 pm

5 Replies

12580 Views

Last post by Guy Croft
July 2nd, 2008, 7:30 am
fuel octane question

Last post by Westfield « July 2nd, 2008, 12:45 am
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by Westfield » June 30th, 2008, 5:27 pm

2 Replies

6083 Views

Last post by Westfield
July 2nd, 2008, 12:45 am
Fiat FIRE 1.1l 8v engine headgasket failure

Last post by Guy Croft « June 24th, 2008, 11:41 am
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by Walezy » June 23rd, 2008, 12:20 pm

3 Replies

9358 Views

Last post by Guy Croft
June 24th, 2008, 11:41 am
Twin DHLA Jetting on Fiat X1/9 1500 SOHC

Last post by bruuus « June 18th, 2008, 6:40 pm
Replies: 2
by bruuus » June 17th, 2008, 9:38 pm

2 Replies

8381 Views

Last post by bruuus
June 18th, 2008, 6:40 pm
Airspeed through minimum cross section

Last post by superbike « June 15th, 2008, 12:12 pm

by superbike » June 15th, 2008, 12:12 pm

0 Replies

4687 Views

Last post by superbike
June 15th, 2008, 12:12 pm
Effect on exhaust port size and power !

Last post by superbike « June 15th, 2008, 12:00 pm

by superbike » June 15th, 2008, 12:00 pm

0 Replies

4639 Views

Last post by superbike
June 15th, 2008, 12:00 pm
Boring Weber IDF Chokes (Venturi)

Last post by BasilBadger « June 8th, 2008, 6:40 pm
Replies: 3
by mack124 » December 1st, 2007, 1:34 am

3 Replies

10813 Views

Last post by BasilBadger
June 8th, 2008, 6:40 pm
Shimming Tool

Last post by Guy Croft « June 4th, 2008, 5:00 pm
Replies: 3
by Acki » June 4th, 2008, 11:04 am

3 Replies

9352 Views

Last post by Guy Croft
June 4th, 2008, 5:00 pm
Crank oilway mods - keyhole and radius

Last post by Acki « May 27th, 2008, 11:13 pm
Replies: 5
by litoslit » May 23rd, 2008, 11:19 am

5 Replies

17110 Views

Last post by Acki
May 27th, 2008, 11:13 pm
G13B valve issue

Last post by UgO_ssgti « May 23rd, 2008, 8:18 pm
Replies: 7
by UgO_ssgti » April 22nd, 2008, 6:14 pm

7 Replies

16567 Views

Last post by UgO_ssgti
May 23rd, 2008, 8:18 pm
Exhaust valve seat insert minimum thickness

Last post by tmvolumex « May 20th, 2008, 4:51 pm
Replies: 2
by tmvolumex » May 19th, 2008, 5:43 pm

2 Replies

9010 Views

Last post by tmvolumex
May 20th, 2008, 4:51 pm
electronic ignition max advance

Last post by Guy Croft « May 20th, 2008, 11:38 am
Replies: 1
by pacman » May 20th, 2008, 10:24 am

1 Replies

5506 Views

Last post by Guy Croft
May 20th, 2008, 11:38 am
Do I need a bigger radiator?

Last post by Kev Rooney « May 16th, 2008, 9:17 pm
Replies: 5
by pacman » April 10th, 2008, 7:19 am

5 Replies

10039 Views

Last post by Kev Rooney
May 16th, 2008, 9:17 pm
Finding TDC accurately.

Last post by BasilBadger « May 14th, 2008, 3:15 pm
Replies: 2
by BasilBadger » May 14th, 2008, 12:04 pm

2 Replies

7911 Views

Last post by BasilBadger
May 14th, 2008, 3:15 pm
GC XE1400 flowtest development and dyno.

Last post by Guy Croft « May 14th, 2008, 8:42 am
Replies: 16
by Guy Croft » February 11th, 2008, 11:25 am
1

2
16 Replies

22515 Views

Last post by Guy Croft
May 14th, 2008, 8:42 am
TC Head replacement 131 -> Regata 90si

Last post by Guy Croft « May 9th, 2008, 8:17 am
Replies: 3
by oebb » May 7th, 2008, 9:27 pm

3 Replies

9899 Views

Last post by Guy Croft
May 9th, 2008, 8:17 am
Facet fuel pump and regulator

Last post by johnv « May 8th, 2008, 12:10 pm
Replies: 3
by johnv » May 4th, 2008, 11:47 am

3 Replies

15877 Views

Last post by johnv
May 8th, 2008, 12:10 pm
lightened crank

Last post by Guy Croft « May 7th, 2008, 8:41 am
Replies: 1
by litoslit » May 6th, 2008, 7:56 pm

1 Replies

5402 Views

Last post by Guy Croft
May 7th, 2008, 8:41 am
Motor Bike Engine Outputs

Last post by Guy Croft « May 1st, 2008, 7:22 am
Replies: 2
by Aongus Mac Cana » April 30th, 2008, 2:24 pm

2 Replies

9451 Views

Last post by Guy Croft
May 1st, 2008, 7:22 am
Ford gearbox in a Fiat TC

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Replies: 5
by vcg » April 26th, 2008, 11:51 pm

5 Replies

10159 Views

Last post by vcg
May 1st, 2008, 12:15 am
Hand reamers

Last post by 4v6 « April 28th, 2008, 12:23 pm
Replies: 2
by superbike » April 24th, 2008, 11:46 am

2 Replies

6001 Views

Last post by 4v6
April 28th, 2008, 12:23 pm
Zetec Head Porting

Last post by leeuk « April 22nd, 2008, 4:30 pm
Replies: 2
by leeuk » April 19th, 2008, 12:49 pm

2 Replies

8919 Views

Last post by leeuk
April 22nd, 2008, 4:30 pm
Lancia 16v compression height

Last post by 1NRO « April 14th, 2008, 2:44 pm
Replies: 6
by 1NRO » April 8th, 2008, 9:35 pm

6 Replies

11058 Views

Last post by 1NRO
April 14th, 2008, 2:44 pm
Flow loss

Last post by superbike « April 9th, 2008, 7:41 pm

by superbike » April 9th, 2008, 7:41 pm

0 Replies

4223 Views

Last post by superbike
April 9th, 2008, 7:41 pm
Fine Tuning After Breaking-In the T/C

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Replies: 6
by robert kenney » April 1st, 2008, 3:06 pm

6 Replies

10919 Views

Last post by Guy Croft
April 3rd, 2008, 7:37 am
Ignition timing and fueling interaction. where to start?

Last post by Guy Croft « March 31st, 2008, 8:26 am
Replies: 7
by SirYun » March 28th, 2008, 11:57 am

7 Replies

12629 Views

Last post by Guy Croft
March 31st, 2008, 8:26 am
piston weights

Last post by Guy Croft « March 28th, 2008, 4:09 pm
Replies: 3
by Fulvia-hf » March 28th, 2008, 1:23 pm

3 Replies

9137 Views

Last post by Guy Croft
March 28th, 2008, 4:09 pm
Ducati 750 head prep

Last post by superbike « March 28th, 2008, 1:15 am

by superbike » March 28th, 2008, 1:15 am

0 Replies

3985 Views

Last post by superbike
March 28th, 2008, 1:15 am
Engine mounts

Last post by Guy Croft « March 27th, 2008, 11:16 am
Replies: 2
by ducat97 » February 23rd, 2008, 2:02 pm

2 Replies

6288 Views

Last post by Guy Croft
March 27th, 2008, 11:16 am
Engine Tuning Choice

Last post by Guy Croft « March 23rd, 2008, 6:04 pm
Replies: 4
by cypriot » February 18th, 2008, 12:42 pm

4 Replies

8883 Views

Last post by Guy Croft
March 23rd, 2008, 6:04 pm
Engine component fatigue life

Last post by Guy Croft « March 21st, 2008, 1:19 pm
Replies: 5
by tmvolumex » February 19th, 2008, 5:34 pm

5 Replies

9128 Views

Last post by Guy Croft
March 21st, 2008, 1:19 pm
Cam and IDF Set Up Recommendations

Last post by Guy Croft « March 21st, 2008, 12:40 pm
Replies: 3
by robert kenney » March 20th, 2008, 3:06 pm

3 Replies

6214 Views

Last post by Guy Croft
March 21st, 2008, 12:40 pm
Finish on cast aluminum parts ie cylinder head

Last post by tmvolumex « March 20th, 2008, 11:24 pm
Replies: 3
by tmvolumex » March 19th, 2008, 11:15 pm

3 Replies

7125 Views

Last post by tmvolumex
March 20th, 2008, 11:24 pm
Stem Heights for GC IIIa Cams

Last post by robert kenney « March 20th, 2008, 2:38 pm
Replies: 6
by robert kenney » March 10th, 2008, 6:50 pm

6 Replies

11331 Views

Last post by robert kenney
March 20th, 2008, 2:38 pm
Measuring oil temperature, where?

Last post by Guy Croft « March 20th, 2008, 8:09 am
Replies: 1
by Ozze » March 20th, 2008, 7:36 am

1 Replies

5206 Views

Last post by Guy Croft
March 20th, 2008, 8:09 am
Piston Rings Vs Cylinder Surface

Last post by Samal Yb « March 19th, 2008, 2:52 pm
Replies: 4
by Samal Yb » March 18th, 2008, 5:05 pm

4 Replies

8457 Views

Last post by Samal Yb
March 19th, 2008, 2:52 pm
Fiat sohc: (domed) piston options

Last post by hermanno « March 15th, 2008, 9:43 am
Replies: 2
by hermanno » March 12th, 2008, 10:59 am

2 Replies

8439 Views

Last post by hermanno
March 15th, 2008, 9:43 am
Safe installed height for GC triple valve springs

Last post by Guy Croft « March 14th, 2008, 4:15 pm
Replies: 1
by Abarthnorway - Remi L » March 14th, 2008, 12:50 am

1 Replies

5777 Views

Last post by Guy Croft
March 14th, 2008, 4:15 pm
SOHC carburation and setting up

Last post by James Bowen « March 14th, 2008, 11:44 am
Replies: 75
by James Bowen » December 29th, 2006, 9:51 pm
1

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3

4

5

6
75 Replies

204628 Views

Last post by James Bowen
March 14th, 2008, 11:44 am
Oil Pressure Control

Last post by TR-Spider « March 11th, 2008, 3:24 pm
Replies: 5
by helebah » February 5th, 2008, 10:44 am

5 Replies

8863 Views

Last post by TR-Spider
March 11th, 2008, 3:24 pm
exhaust collector on Fiat 1.6 sohc

Last post by Acki « March 8th, 2008, 12:30 pm
Replies: 1
by fiatuno » March 8th, 2008, 12:43 am

1 Replies

5365 Views

Last post by Acki
March 8th, 2008, 12:30 pm
valve shape

Last post by Guy Croft « March 5th, 2008, 9:18 am
Replies: 2
by Fulvia-hf » March 2nd, 2008, 8:11 pm

2 Replies

6734 Views

Last post by Guy Croft
March 5th, 2008, 9:18 am
Distance Piston - Head - Fiat OHC

Last post by Acki « March 4th, 2008, 9:31 am
Replies: 10
by Acki » September 28th, 2007, 9:41 am

10 Replies

15802 Views

Last post by Acki
March 4th, 2008, 9:31 am
Fiat X19 1500 thermostat brain-teaser

Last post by Julian « February 27th, 2008, 2:18 pm
Replies: 9
by Guy Croft » February 21st, 2008, 1:23 pm

9 Replies

18152 Views

Last post by Julian
February 27th, 2008, 2:18 pm
Intercoolers

Last post by Georges Fonso « February 26th, 2008, 11:58 pm
Replies: 7
by nicdav » January 18th, 2008, 5:17 pm

7 Replies

14644 Views

Last post by Georges Fonso
February 26th, 2008, 11:58 pm
16v head porting: importance of BPF vs valve-in flow.

Last post by 4v6 « February 25th, 2008, 10:12 am
Replies: 10
by 4v6 » February 22nd, 2008, 5:48 pm

10 Replies

17634 Views

Last post by 4v6
February 25th, 2008, 10:12 am
1290 SOHC Dellorto DHLA Jetting

Last post by Abarthnorway - Remi L « February 19th, 2008, 5:07 pm
Replies: 4
by Abarthnorway - Remi L » February 15th, 2008, 5:34 pm

4 Replies

9166 Views

Last post by Abarthnorway - Remi L
February 19th, 2008, 5:07 pm
Lancia S3 Thema Turbo 16v unusual valve sizes

Last post by Guy Croft « February 19th, 2008, 9:21 am
Replies: 35
by pietch » February 16th, 2007, 9:03 am
1

2

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35 Replies

59524 Views

Last post by Guy Croft
February 19th, 2008, 9:21 am
Fiat coupe 16vt compresion test....

Last post by Guy Croft « February 19th, 2008, 9:12 am
Replies: 5
by nicdav » January 14th, 2008, 4:53 pm

5 Replies

9088 Views

Last post by Guy Croft
February 19th, 2008, 9:12 am

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