Engine 17.5k topics

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

ATU - will a KZ650 Twin ignition advance unit fit a KZ440 Ltd

Category: Engine Topic started 03 Dec 2025 09:01, by Utton
210 Views
Last Post by Wookie58 03 Dec 2025 09:55
3 Replies

Cam Cap Locating Pin / Bolt Guide

Category: Engine Topic started 01 Dec 2025 19:11, by Mlodge
315 Views
Last Post by TexasKZ 02 Dec 2025 14:11
5 Replies

Petcock leaking on 1978

Category: Engine Topic started 01 Dec 2025 15:01, by Balut
251 Views
Last Post by asphalt900 02 Dec 2025 00:43
8 Replies

engine stand

Category: Engine Topic started 25 Jan 2020 18:36, by Mikaw
3903 Views
Last Post by sf4t7 01 Dec 2025 08:41
13 Replies

mis-matched cam caps

Category: Engine Topic started 28 Nov 2025 15:48, by Cra-z1
832 Views
Last Post by Cra-z1 30 Nov 2025 16:45
3 Replies

What’s in my oil pan?

Category: Engine Topic started 28 Nov 2025 15:43, by Legionnaire1856
307 Views
Last Post by asphalt900 29 Nov 2025 06:04
4 Replies

Bad oil leak

Category: Engine Topic started 28 Nov 2025 11:53, by Legionnaire1856
298 Views
Last Post by daveo 28 Nov 2025 22:41
31 Replies

5200rpms at 70mph, too high!! kz1000m2

Category: Engine Topic started 23 Nov 2025 12:15, by bound
1073 Views
Last Post by ckahleer 26 Nov 2025 20:05
9 Replies

Experience with engine parts / piston kit from Cruzinimage in Japan …

Category: Engine Topic started 31 Mar 2025 02:16, by increasing
1091 Views
Last Post by Cra-z1 23 Nov 2025 17:21
4 Replies

Teflon buttons vs circlips for piston wrist pins?

Category: Engine Topic started 15 Nov 2025 18:52, by sf4t7
409 Views
Last Post by Injected 17 Nov 2025 13:31
18 Replies

Camshaft Bearing seizure!! 1979 KZ1000 A3A, MKII

Category: Engine Topic started 02 Nov 2025 19:09, by Bobf
1011 Views
Last Post by Bobf 14 Nov 2025 20:12
1 Replies

Mild backfire

Category: Engine Topic started 12 Nov 2025 09:46, by seebold
341 Views
Last Post by Warren3200gt 12 Nov 2025 12:52
13 Replies

Clicking From Engine Pulley?

Category: Engine Topic started 23 Jun 2020 19:26, by ERIK814
2049 Views
Last Post by JD_1982 11 Nov 2025 17:23
43 Replies

Took top off

Category: Engine Topic started 13 Oct 2025 18:59, by lovethemkzs
2126 Views
Last Post by Wookie58 09 Nov 2025 07:19
4 Replies

Can someone explain how this cam chain tensioner works

Category: Engine Topic started 05 Nov 2025 08:23, by ckahleer
438 Views
Last Post by ckahleer 06 Nov 2025 08:50
3 Replies

cylinder rubber damper locations

Category: Engine Topic started 05 Nov 2025 06:45, by D3
332 Views
Last Post by Injected 06 Nov 2025 07:39
16 Replies

Engine swap options

Category: Engine Topic started 04 Nov 2025 08:42, by HulkSmash
954 Views
Last Post by Injected 05 Nov 2025 09:41
0 Replies

KZ 400: Rating the condition of the balancer-chain

Category: Engine Topic started 03 Nov 2025 14:36, by WoW
220 Views
Last Post by WoW 03 Nov 2025 14:36
0 Replies

1983 KZ750L3 on the road & running great first since since 1997

Category: Engine Topic started 03 Nov 2025 13:33, by chopper1963
237 Views
Last Post by chopper1963 03 Nov 2025 13:33
4 Replies

Piston Rings

Category: Engine Topic started 02 Nov 2025 16:54, by Brian_antrican
382 Views
Last Post by Bloobaba 03 Nov 2025 09:18
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