Tuning and Performance

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Assistance with baseline carb set up, 1970 T250 w/pipes

Last post by frappy « Tue Oct 29, 2019 10:16 pm
Replies: 16
by falcon » Mon Mar 11, 2013 5:08 pm
1

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16 Replies

22745 Views

Last post by frappy
Tue Oct 29, 2019 10:16 pm
Titan Performance.....what’s happening....????

Last post by MalkyB « Sat Sep 21, 2019 11:50 pm
Replies: 7
by MalkyB » Tue Sep 17, 2019 12:45 am

7 Replies

8454 Views

Last post by MalkyB
Sat Sep 21, 2019 11:50 pm
Almost certainly knackered GT500 engine needs TLC

Last post by MalkyB « Tue Sep 03, 2019 8:53 am
Replies: 13
by MalkyB » Fri Jul 05, 2019 11:46 am

13 Replies

11720 Views

Last post by MalkyB
Tue Sep 03, 2019 8:53 am
early GT250 carb upgrade to 28mm???

Last post by dollydog « Mon Sep 02, 2019 4:03 am
Replies: 12
by jabcb » Fri Jul 26, 2019 9:28 am

12 Replies

13207 Views

Last post by dollydog
Mon Sep 02, 2019 4:03 am
t500 crank width

Last post by link « Fri Aug 30, 2019 4:35 am
Replies: 2
by link » Thu Aug 29, 2019 3:12 am

2 Replies

4748 Views

Last post by link
Fri Aug 30, 2019 4:35 am
T500 watercooled heads

Last post by A.Holley « Mon Aug 12, 2019 1:55 am
Replies: 6
by A.Holley » Tue Aug 06, 2019 5:25 am

6 Replies

7614 Views

Last post by A.Holley
Mon Aug 12, 2019 1:55 am
Gt750 - 1000 cc Does anyone know this engine?

Last post by sportston « Wed Aug 07, 2019 4:21 pm
Replies: 7
by v.f. » Sun Jul 28, 2019 2:21 pm

7 Replies

7996 Views

Last post by sportston
Wed Aug 07, 2019 4:21 pm
GT750 520 chain conversion

Last post by tz375 « Sun Jul 21, 2019 9:17 am
Replies: 2
by ben james » Wed Jul 17, 2019 7:33 am

2 Replies

4698 Views

Last post by tz375
Sun Jul 21, 2019 9:17 am
New Mikuni VM carb options

Last post by Speedisking « Sat Jul 06, 2019 11:09 pm
Replies: 11
by Speedisking » Sun Jun 09, 2019 10:42 pm

11 Replies

9936 Views

Last post by Speedisking
Sat Jul 06, 2019 11:09 pm
GT380 Excessive smoke, black oil out exhausts & missfire

Last post by sportston « Tue Jun 04, 2019 12:52 pm
Replies: 91
by CFS » Fri May 25, 2018 3:28 am
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7
91 Replies

81227 Views

Last post by sportston
Tue Jun 04, 2019 12:52 pm
Help with carb settings GT125

Last post by sportston « Sat Apr 27, 2019 4:16 pm
Replies: 8
by wfs » Wed Apr 03, 2019 7:46 am

8 Replies

11442 Views

Last post by sportston
Sat Apr 27, 2019 4:16 pm
TR500 won't rev over 6000rpm

Last post by Zunspec4 « Mon Feb 25, 2019 7:10 am
Replies: 18
by ben james » Sun Aug 12, 2018 10:39 am
1

2
18 Replies

21703 Views

Last post by Zunspec4
Mon Feb 25, 2019 7:10 am
T500 Port Widening Advice

Last post by Vintageman « Fri Feb 01, 2019 6:53 pm
Replies: 18
by Vintageman » Sat Dec 15, 2018 12:02 pm
1

2
18 Replies

20728 Views

Last post by Vintageman
Fri Feb 01, 2019 6:53 pm
Jim Lomas Pipes for T500

Last post by Vintageman « Fri Feb 01, 2019 6:48 pm
Replies: 2
by Vintageman » Tue Dec 18, 2018 6:43 pm

2 Replies

6069 Views

Last post by Vintageman
Fri Feb 01, 2019 6:48 pm
76 750 needs some help

Last post by fredgarvin « Thu Nov 15, 2018 5:45 pm
Replies: 2
by fredgarvin » Thu Nov 15, 2018 10:18 am

2 Replies

5748 Views

Last post by fredgarvin
Thu Nov 15, 2018 5:45 pm
CNC machined custom inlet manifolds for T/GT 500

Last post by Suspensionking « Thu Nov 08, 2018 6:19 am
Replies: 2
by Zunspec4 » Wed Nov 07, 2018 7:47 pm

2 Replies

6362 Views

Last post by Suspensionking
Thu Nov 08, 2018 6:19 am
mixture coming out of the silencers, gt350

Last post by Alan H « Tue Oct 23, 2018 6:29 am
Replies: 7
by dollydog » Sat Oct 20, 2018 1:05 pm

7 Replies

8783 Views

Last post by Alan H
Tue Oct 23, 2018 6:29 am
GT380 poor idle/low RPM metering

Last post by sportston « Thu Oct 18, 2018 1:57 pm
Replies: 18
by Boise » Wed Jun 27, 2018 9:05 pm
1

2
18 Replies

22237 Views

Last post by sportston
Thu Oct 18, 2018 1:57 pm
1974 T500 Jetting

Last post by Vintageman « Tue Sep 25, 2018 8:00 pm
Replies: 4
by steved57 » Fri Jul 13, 2018 10:01 am

4 Replies

7191 Views

Last post by Vintageman
Tue Sep 25, 2018 8:00 pm
GT250k carb tuning - lot of questions

Last post by dorT500 « Fri Sep 21, 2018 3:25 pm
Replies: 7
by xevious » Thu Sep 20, 2018 1:18 pm

7 Replies

10946 Views

Last post by dorT500
Fri Sep 21, 2018 3:25 pm
piston tuning on the gt350

Last post by Indy650 « Sat Aug 25, 2018 9:11 pm
Replies: 4
by dollydog » Fri Aug 24, 2018 5:58 am

4 Replies

6754 Views

Last post by Indy650
Sat Aug 25, 2018 9:11 pm
GT250 T305 Twins similarities

Last post by Indy650 « Fri Aug 24, 2018 8:58 am
Replies: 10
by Indy650 » Tue Jul 03, 2018 11:16 pm

10 Replies

10677 Views

Last post by Indy650
Fri Aug 24, 2018 8:58 am
SRIS tubing cylinder placement

Last post by Indy650 « Wed Aug 22, 2018 1:18 pm
Replies: 2
by GTrida4life » Thu Aug 16, 2018 1:15 pm

2 Replies

5471 Views

Last post by Indy650
Wed Aug 22, 2018 1:18 pm
GT380 pistons

Last post by tz375 « Tue Aug 14, 2018 2:08 pm
Replies: 2
by tz375 » Mon Aug 13, 2018 2:19 pm

2 Replies

5319 Views

Last post by tz375
Tue Aug 14, 2018 2:08 pm
Cometic head gaskets

Last post by tz375 « Thu Aug 09, 2018 8:19 pm
Replies: 1
by re5rotary » Thu Aug 09, 2018 3:26 am

1 Replies

4729 Views

Last post by tz375
Thu Aug 09, 2018 8:19 pm
Runs rough, can't accelerate, only starts on choke

Last post by sportston « Tue Aug 07, 2018 12:27 pm
Replies: 19
by Ramjam » Sun Jul 15, 2018 2:41 am
1

2
19 Replies

18891 Views

Last post by sportston
Tue Aug 07, 2018 12:27 pm
New VM 34 with Titan Chambers tuning help

Last post by fltchop « Sat Jul 07, 2018 7:50 pm
Replies: 12
by fltchop » Sat Mar 31, 2018 9:28 am

12 Replies

13430 Views

Last post by fltchop
Sat Jul 07, 2018 7:50 pm
Crank balance holes

Last post by Indy650 « Sat Jul 07, 2018 5:46 pm
Replies: 4
by A.Holley » Sun Jul 01, 2018 5:58 pm

4 Replies

6747 Views

Last post by Indy650
Sat Jul 07, 2018 5:46 pm
T500 crank seal fitment

Last post by dorT500 « Fri Jul 06, 2018 8:12 am
Replies: 4
by A.Holley » Thu Jul 05, 2018 3:45 am

4 Replies

7156 Views

Last post by dorT500
Fri Jul 06, 2018 8:12 am
gt380

Last post by Craig380 « Tue Jul 03, 2018 1:12 am
Replies: 12
by smp4616 » Tue Jun 12, 2018 5:23 pm

12 Replies

15504 Views

Last post by Craig380
Tue Jul 03, 2018 1:12 am

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