Engine 17.6k topics

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

ZX7/Z1 Oil Cooler

Category: Engine Topic started 18 Nov 2015 14:46, by SWest
36.6k Views
Last Post by SWest 28 Feb 2016 16:49
0 Replies

Tech Forum Rules

Category: Engine Topic started 18 Jun 2007 20:45, by KZQ
30k Views
Last Post by KZQ 18 Jun 2007 20:45
 
117 Replies

Terrible motor swap idea kz440

Category: Engine Topic started 22 Dec 2025 07:42, by bound
4125 Views
Last Post by bound Today 08:52
10 Replies

Sorry, need some help again

Category: Engine Topic started 18 Mar 2026 16:25, by rickysnicker
196 Views
Last Post by Wookie58 Today 06:48
8 Replies

Z1 Cam Chain Idler Gear Bearings

Category: Engine Topic started 19 Mar 2026 21:01, by JT-NZ
166 Views
Last Post by JT-NZ Yesterday 13:51
14 Replies

Valve shims

Category: Engine Topic started 12 Mar 2026 06:42, by rickysnicker
271 Views
Last Post by rickysnicker Yesterday 06:30
23 Replies

Whelp! I found the problem.

Category: Engine Topic started 05 Jan 2026 01:47, by Stereordinary
1199 Views
Last Post by Kelly E 22 Mar 2026 09:32
5 Replies

Piston

Category: Engine Topic started 20 Mar 2026 12:12, by lovethemkzs
106 Views
Last Post by daveo 20 Mar 2026 18:51
3 Replies

cltch spring bolts

Category: Engine Topic started 18 Mar 2026 08:55, by kawastrtfgtr
122 Views
Last Post by kawastrtfgtr 19 Mar 2026 05:13
8 Replies

Which Side Faces Up?

Category: Engine Topic started 17 Mar 2026 20:10, by daveo
174 Views
Last Post by daveo 18 Mar 2026 10:45
25 Replies

Gpz1100 clutch

Category: Engine Topic started 04 Mar 2026 05:18, by Stusco
638 Views
Last Post by Wookie58 16 Mar 2026 11:40
5 Replies

Not A Problem

Category: Engine Topic started 14 Mar 2026 14:53, by daveo
186 Views
Last Post by rickysnicker 15 Mar 2026 07:31
5 Replies

Should I replace this damaged alternator magnet?

Category: Engine Topic started 07 Mar 2026 06:51, by Legionnaire1856
214 Views
Last Post by bry195 14 Mar 2026 19:30
8 Replies

Recommend sealant for Z1 sight glass, please.

Category: Engine Topic started 11 Mar 2026 09:26, by slmjim+Z1BEBE
230 Views
Last Post by bry195 14 Mar 2026 19:23
18 Replies

KZ650 Engine start troubleshooting

Category: Engine Topic started 08 Mar 2026 14:45, by Rideallyear
444 Views
Last Post by Wookie58 13 Mar 2026 17:17
5 Replies

Old Crankcase Anyone?

Category: Engine Topic started 09 Mar 2026 11:56, by Trackz440
253 Views
Last Post by quantity 12 Mar 2026 16:05
104 Replies

Top-End Reassembly

Category: Engine Topic started 24 Oct 2025 00:16, by daveo
6883 Views
Last Post by Nessism 10 Mar 2026 11:37
1 Replies

KZ 1000J cam chain guides

Category: Engine Topic started 09 Mar 2026 16:20, by poptheclutch
164 Views
Last Post by daveo 09 Mar 2026 18:42
3 Replies

Camshaft cover gasket

Category: Engine Topic started 08 Mar 2026 07:09, by kznutter
155 Views
Last Post by MFP-Joe 08 Mar 2026 12:50
10 Replies

Bad oil leak

Category: Engine Topic started 28 Nov 2025 11:53, by Legionnaire1856
581 Views
Last Post by Wookie58 08 Mar 2026 07:40
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