Engine 17.5k topics

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

Oil leak push rod

Category: Engine Topic started 25 Jul 2025 15:50, by danr123
252 Views
Last Post by TexasKZ 25 Jul 2025 18:13
14 Replies

KZ305: cam chain tensioner noise / needs adjustment?

Category: Engine Topic started 07 Jul 2025 15:34, by retka
962 Views
Last Post by retka 21 Jul 2025 17:10
24 Replies

Multiple Motor Issues

Category: Engine Topic started 17 Jun 2025 06:50, by MJinCO
1802 Views
Last Post by Wookie58 21 Jul 2025 07:08
1 Replies

Richer is not cooler and timing matters

Category: Engine Topic started 20 Jul 2025 06:50, by TexasKZ
401 Views
Last Post by F64 20 Jul 2025 16:46
17 Replies

Engine Tight when Installing Exhaust Cam

Category: Engine Topic started 09 Jul 2025 08:55, by HZ-237
980 Views
Last Post by Wookie58 18 Jul 2025 11:33
12 Replies

Oil leak only on sidestand

Category: Engine Topic started 13 Jun 2025 04:36, by Lacher
1130 Views
Last Post by TexasKZ 15 Jul 2025 05:53
3 Replies

z1r starter motor removal

Category: Engine Topic started 13 Jul 2025 09:18, by david richard
498 Views
Last Post by david richard 14 Jul 2025 13:44
7 Replies

little, or maore, engine issues while runnning on driving...

Category: Engine Topic started 10 Jul 2025 09:58, by MFP-Joe
401 Views
Last Post by Wookie58 12 Jul 2025 13:13
2 Replies

1980 KZ750E Thinnest Valve Shim Recommended

Category: Engine Topic started 09 Jul 2025 19:15, by FaultedGeologist
455 Views
Last Post by Kaw-boy 900 11 Jul 2025 15:14
17 Replies

1983 CSR (now SR resto'mod) 650 / cam chain tensioner

Category: Engine Topic started 11 Jun 2025 20:16, by Uncle Freddy
1670 Views
Last Post by Uncle Freddy 11 Jul 2025 10:47
2 Replies

Clank

Category: Engine Topic started 03 Jul 2025 18:35, by Bcot
399 Views
Last Post by Bcot 09 Jul 2025 21:54
2 Replies

2 stroke ignition advance question

Category: Engine Topic started 07 Jul 2025 07:50, by ckahleer
308 Views
Last Post by asphalt900 07 Jul 2025 10:03
9 Replies

New thread bushing inserts on some engine parts, p.e. at tensioner housing...

Category: Engine Topic started 04 Jul 2025 03:28, by MFP-Joe
510 Views
Last Post by Rolf1976_KZ900 06 Jul 2025 13:29
37 Replies

Changing primary clutch basket with cylinder fixed on engine possible?

Category: Engine Topic started 14 Jan 2025 08:14, by MFP-Joe
2964 Views
Last Post by MFP-Joe 05 Jul 2025 08:13
13 Replies

1975KZ400D, head gasket leak, any top tips?

Category: Engine Topic started 26 Jun 2025 05:33, by Pjm47
1059 Views
Last Post by gordone 02 Jul 2025 14:07
6 Replies

Loose Spark Plug - Thread Issue?

Category: Engine Topic started 01 Jul 2025 07:13, by ChanoSho
445 Views
Last Post by gordone 02 Jul 2025 13:55
8 Replies

Valve noise

Category: Engine Topic started 28 Jun 2025 09:27, by sflaZ1T
380 Views
Last Post by Kaw-boy 900 29 Jun 2025 08:36
4 Replies

Are my head studs stretching? KZ305

Category: Engine Topic started 25 Jun 2025 19:05, by ckahleer
427 Views
Last Post by hardrockminer 27 Jun 2025 05:28
17 Replies

no start after new rings - zephyr 550

Category: Engine Topic started 31 May 2025 15:05, by Zaddict
1290 Views
Last Post by hardrockminer 23 Jun 2025 14:38
39 Replies

KZ750 Four Cam Install Help

Category: Engine Topic started 29 Apr 2025 19:41, by SnyperX
2266 Views
Last Post by SnyperX 19 Jun 2025 19:02
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