Engine 17.4k topics

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

KZ305 Cam Shaft Seal Leaking

Category: Engine Topic started 03 Mar 2025 12:33, by Matratt3
573 Views
Last Post by Matratt3 12 May 2025 08:49
2 Replies

Do I need a cylinder reserve or a rebore

Category: Engine Topic started 09 May 2025 14:57, by Tjpgi
183 Views
Last Post by Tjpgi 09 May 2025 15:27
4 Replies

87 KZ305 Spring Plate Pusher not springy

Category: Engine Topic started 02 May 2025 07:13, by Matratt3
245 Views
Last Post by Matratt3 07 May 2025 16:56
4 Replies

Z1000J Output Shaft Collar

Category: Engine Topic started 05 May 2025 23:15, by Glenn_22
272 Views
Last Post by Glenn_22 06 May 2025 15:22
14 Replies

J motor Fitment

Category: Engine Topic started 04 May 2025 10:31, by Formula264
521 Views
Last Post by Wookie58 06 May 2025 12:51
14 Replies

Valves

Category: Engine Topic started 30 Apr 2025 05:02, by Sullivan
661 Views
Last Post by Sullivan 05 May 2025 14:21
10 Replies

KZ750E involuntary engine service - advice needed

Category: Engine Topic started 10 Apr 2025 05:19, by r_lutece
458 Views
Last Post by r_lutece 05 May 2025 10:53
14 Replies

What would make a 1979 KZ750 Twin surge and sputter when it gets hot?

Category: Engine Topic started 01 May 2025 14:08, by AlexRocco
1203 Views
Last Post by AlexRocco 05 May 2025 08:56
10 Replies

Cylinder 1 dead, will not fire

Category: Engine Topic started 03 May 2025 06:09, by jstry11
226 Views
Last Post by Nessism 03 May 2025 15:22
4 Replies

Starter clutch/chain issue?

Category: Engine Topic started 07 Apr 2025 08:34, by Michi
295 Views
Last Post by bluejacobs 02 May 2025 05:49
18 Replies

KZ305 - 305CSR - GPz305 oil flow modification

Category: Engine Topic started 18 May 2021 15:04, by ghostdive
2039 Views
Last Post by sf4t7 01 May 2025 22:11
9 Replies

Bad crank?

Category: Engine Topic started 30 Apr 2025 10:57, by Formula264
337 Views
Last Post by Injected 01 May 2025 10:30
10 Replies

Rods

Category: Engine Topic started 28 Apr 2025 09:37, by Formula264
296 Views
Last Post by Injected 29 Apr 2025 09:06
3 Replies

1987 KZ305 Left and Right engine cover torque settings

Category: Engine Topic started 28 Apr 2025 10:22, by Matratt3
189 Views
Last Post by Matratt3 28 Apr 2025 13:04
9 Replies

750b starter chain

Category: Engine Topic started 27 Apr 2025 04:39, by Dan77kz750
243 Views
Last Post by Dan77kz750 28 Apr 2025 11:31
379 Replies

Piston Hole Kz1000LTD 1982

Category: Engine Topic started 04 Jan 2023 03:09, by cartal
41.7k Views
Last Post by Gdizard 27 Apr 2025 14:05
6 Replies

1000J Pistons

Category: Engine Topic started 23 Apr 2025 05:21, by MJinCO
254 Views
Last Post by zed1015 26 Apr 2025 06:34
55 Replies

Help with First Restart After Carb Rebuild

Category: Engine Topic started 05 Apr 2025 19:47, by SnyperX
1415 Views
Last Post by Nessism 24 Apr 2025 18:58
2 Replies

Cam Tensioner Removal Need for Camshaft REmoval?

Category: Engine Topic started 24 Apr 2025 15:50, by SnyperX
178 Views
Last Post by JR 24 Apr 2025 16:40
20 Replies

Cyl 1 issue

Category: Engine Topic started 10 Apr 2025 19:55, by jstry11
531 Views
Last Post by jstry11 23 Apr 2025 15:15
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