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YZ & MX discussions

A section focused on the race bikes, from the early MX twin shocks, to the mid-series early monoshocks and through the early YZ's - talk about the Go Fast bikes!
Subject Replies Views Last Post

1972 DT2 MX CARB JETTING

Last Post 24 Apr 2021 04:27
by Iain 154
23 Replies 5106 Views Iain 154's Avatar
Last Post by Iain 154 24 Apr 2021 04:27

How did Yamaha measure port widths?

Last Post 20 Apr 2021 07:04
by MarkT
2 Replies 183 Views MarkT's Avatar
Last Post by MarkT 20 Apr 2021 07:04

noguchi 125 article info

Last Post 15 Apr 2021 21:49
by RT325
8 Replies 192 Views RT325's Avatar
Last Post by RT325 15 Apr 2021 21:49

Front brake switch fitting

Last Post 20 Mar 2021 08:48
by MarkT
4 Replies 218 Views MarkT's Avatar
Last Post by MarkT 20 Mar 2021 08:48

Anyone try putting F11 points system on MX360

Last Post 04 Mar 2021 07:20
by MarkT
6 Replies 278 Views MarkT's Avatar
Last Post by MarkT 04 Mar 2021 07:20

1971 DT1F MX Foot Peg Question???

Last Post 22 Feb 2021 06:39
by RTD2
16 Replies 503 Views RTD2's Avatar
Last Post by RTD2 22 Feb 2021 06:39

1971 Dt1f MX Looking for original air box and front fender.

Last Post 20 Feb 2021 16:27
by 100MPH
19 Replies 724 Views 100MPH's Avatar
Last Post by 100MPH 20 Feb 2021 16:27

DT250 MX year identification

Last Post 20 Feb 2021 10:27
by MarkT
4 Replies 209 Views MarkT's Avatar
Last Post by MarkT 20 Feb 2021 10:27

1977 GTMX 80D lives

Last Post 16 Feb 2021 00:18
by Mothersbaugh
4 Replies 337 Views Mothersbaugh's Avatar
Last Post by Mothersbaugh 16 Feb 2021 00:18

AT1mx Sale

Last Post 15 Feb 2021 18:40
by Pedalcrazy
4 Replies 1481 Views Pedalcrazy's Avatar
Last Post by Pedalcrazy 15 Feb 2021 18:40

1981 Mx 80 carb

Last Post 09 Feb 2021 00:04
by Gr8uncleal
1 Replies 180 Views Gr8uncleal's Avatar
Last Post by Gr8uncleal 09 Feb 2021 00:04

Video of my 73 ATMX being raced by my son.

Last Post 08 Feb 2021 03:33
by RT325
9 Replies 2436 Views RT325's Avatar
Last Post by RT325 08 Feb 2021 03:33

My 76 YZ125 Restoration

Last Post 02 Feb 2021 12:00
by Grussell
12 Replies 571 Views Grussell's Avatar
Last Post by Grussell 02 Feb 2021 12:00

1976 YZ125C upgraded clutch comparison

Last Post 02 Feb 2021 11:33
by MarkT
2 Replies 194 Views MarkT's Avatar
Last Post by MarkT 02 Feb 2021 11:33

Tool needed for 76 YZ125X forks.

Last Post 27 Jan 2021 20:43
by MarkT
17 Replies 911 Views MarkT's Avatar
Last Post by MarkT 27 Jan 2021 20:43

Hard to start 250 Mx A 1973

Last Post 25 Jan 2021 03:43
by Pete-RT1
8 Replies 714 Views Pete-RT1's Avatar
Last Post by Pete-RT1 25 Jan 2021 03:43

Air box options for a 73 MX250 in a Profab frame

Last Post 24 Jan 2021 06:48
by ruhappy
5 Replies 1834 Views ruhappy's Avatar
Last Post by ruhappy 24 Jan 2021 06:48

Exhaust 1974 Yamaha MX175

Last Post 24 Jan 2021 05:54
by ruhappy
2 Replies 275 Views ruhappy's Avatar
Last Post by ruhappy 24 Jan 2021 05:54

1977 GTMX 80D cylinder torque specs

Last Post 18 Jan 2021 21:29
by ARoseto
14 Replies 663 Views ARoseto's Avatar
Last Post by ARoseto 18 Jan 2021 21:29

1977 GTMX 80D front forks

Last Post 11 Jan 2021 15:04
by Schu
21 Replies 842 Views Schu's Avatar
Last Post by Schu 11 Jan 2021 15:04