Engine 17.5k topics

Camshaft, cylinder head, valves, cylinder block, pistons, exhaust, crankshaft, clutch, transmission, engine lubrication system, etc.
6 Replies

What are these parts from the top half of my 1981 kz250 ltd?

Category: Engine Topic started 29 May 2024 18:42, by Buschpush
1123 Views
Last Post by martin_csr 03 Jun 2024 06:07
1 Replies

What model uses the engine kz250DE000215

Category: Engine Topic started 03 Jun 2024 00:39, by Buschpush
817 Views
Last Post by Wookie58 03 Jun 2024 00:58
4 Replies

kz400 adjustable cam sprocket

Category: Engine Topic started 30 May 2024 05:35, by captain awesome
794 Views
Last Post by Nebr_Rex 02 Jun 2024 17:09
13 Replies

Teramoto T-REV Air Box… thing.

Category: Engine Topic started 17 May 2024 12:59, by Stereordinary
2729 Views
Last Post by Wookie58 31 May 2024 01:23
8 Replies

Starter for high compression drag engine.

Category: Engine Topic started 22 May 2024 08:01, by TerryK
1078 Views
Last Post by Injected 24 May 2024 18:58
21 Replies

KZ440 cylinders on KZ400 engine

Category: Engine Topic started 01 Nov 2023 02:46, by Michel3007
3975 Views
Last Post by captain awesome 24 May 2024 07:19
8 Replies

1 st cylinder dont fire

Category: Engine Topic started 16 May 2023 12:37, by Fox
1363 Views
Last Post by TexasKZ 23 May 2024 20:50
0 Replies

Glass bead block and head

Category: Engine Topic started 23 May 2024 18:41, by rivman15
796 Views
Last Post by rivman15 23 May 2024 18:41
29 Replies

1978 kz 650 sr - rocker cover removed - questions about service to top end

Category: Engine Topic started 14 May 2024 13:16, by xstreamcanadian
2773 Views
Last Post by xstreamcanadian 22 May 2024 09:42
11 Replies

Finished my 1981 GPz550 project. Thanks to all.

Category: Engine Topic started 09 May 2024 08:54, by chopper1963
1273 Views
Last Post by xstreamcanadian 20 May 2024 17:13
4 Replies

Zr750 in a rigid frame?

Category: Engine Topic started 26 Apr 2024 09:29, by Robby2894
1242 Views
Last Post by riturbo 20 May 2024 04:57
18 Replies

Recent diesel oil formulas MAY be causing wet clutch problems

Category: Engine Topic started 08 May 2024 06:41, by slmjim+Z1BEBE
3060 Views
Last Post by slmjim+Z1BEBE 15 May 2024 06:44
3 Replies

On To The Next One: 1979 KZ650 SR

Category: Engine Topic started 13 May 2024 05:54, by chopper1963
834 Views
Last Post by xstreamcanadian 14 May 2024 16:51
2 Replies

cylinder scoring after rebuild

Category: Engine Topic started 14 May 2024 15:46, by rich67
695 Views
Last Post by rich67 14 May 2024 16:22
6 Replies

Valve cover removal

Category: Engine Topic started 14 May 2024 07:22, by tylerbornhorst99@icloud.com
939 Views
Last Post by Wookie58 14 May 2024 09:08
10 Replies

Backfires and misses...

Category: Engine Topic started 30 Dec 2013 09:14, by mtbspeedfreak
2760 Views
Last Post by KennyJ 13 May 2024 19:06
3 Replies

KZ1000D... L side crankshaft seal looks to be no bueno

Category: Engine Topic started 07 May 2024 12:10, by Suazo
1108 Views
Last Post by zed1015 12 May 2024 05:40
10 Replies

kerker too loud

Category: Engine Topic started 10 May 2024 08:41, by Fox
1067 Views
Last Post by Bobf 11 May 2024 21:08
22 Replies

Bike fires up and dies immediately

Category: Engine Topic started 03 May 2024 15:22, by coranmbeck73
2523 Views
Last Post by Wookie58 10 May 2024 14:23
2 Replies

KZ1000 ST Clutch

Category: Engine Topic started 09 May 2024 04:16, by calum
829 Views
Last Post by calum 09 May 2024 11:39
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