Engine 17.4k topics

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

How to Finish Bill Wirges' Last Project Bike?

Category: Engine Topic started 20 Mar 2024 14:35, by chopper1963
977 Views
Last Post by DOHC 20 Mar 2024 15:00
9 Replies

"J" Pistons

Category: Engine Topic started 17 Mar 2024 02:13, by Wookie58
897 Views
Last Post by SWest 19 Mar 2024 10:28
12 Replies

Spark plugs

Category: Engine Topic started 11 Mar 2024 14:32, by Slj029
2274 Views
Last Post by Nessism 19 Mar 2024 07:58
2 Replies

Clutch Confusion

Category: Engine Topic started 19 Mar 2024 05:11, by chopper1963
634 Views
Last Post by martin_csr 19 Mar 2024 07:42
22 Replies

J motor max displacement

Category: Engine Topic started 04 Mar 2024 14:59, by RedPill
2270 Views
Last Post by Injected 11 Mar 2024 08:56
11 Replies

Another 1000J Motor Question

Category: Engine Topic started 05 Mar 2024 14:52, by MJinCO
811 Views
Last Post by Injected 08 Mar 2024 16:17
6 Replies

Oil Pan Gasket For Gpz550?

Category: Engine Topic started 04 Mar 2024 07:54, by chopper1963
691 Views
Last Post by Nessism 04 Mar 2024 19:51
8 Replies

starter gear

Category: Engine Topic started 28 Feb 2024 18:53, by RustyKZ1000
884 Views
Last Post by asphalt900 29 Feb 2024 10:36
16 Replies

Will not start

Category: Engine Topic started 10 Jul 2023 06:21, by 1980Ltd1000
3134 Views
Last Post by usa forever 27 Feb 2024 22:09
2 Replies

Oil Flow Again

Category: Engine Topic started 24 Feb 2024 09:07, by MJinCO
878 Views
Last Post by MJinCO 25 Feb 2024 12:29
8 Replies

KZ440

Category: Engine Topic started 20 Feb 2024 15:47, by Grcko
1054 Views
Last Post by Grcko 22 Feb 2024 16:02
19 Replies

Oil filter

Category: Engine Topic started 14 Feb 2024 06:56, by KZNewbie76
2712 Views
Last Post by TexasKZ 20 Feb 2024 18:06
6 Replies

Clutch basket rebuild Z1, 900, KZ1000

Category: Engine Topic started 19 Feb 2024 12:40, by Vinsky
773 Views
Last Post by Vinsky 20 Feb 2024 15:05
23 Replies

Cylinder scoring

Category: Engine Topic started 10 Feb 2024 12:15, by stinkfinger
2830 Views
Last Post by Bcot 19 Feb 2024 02:50
12 Replies

Stripped cylinder bolt hole

Category: Engine Topic started 31 Jan 2024 14:35, by stinkfinger
2590 Views
Last Post by stinkfinger 17 Feb 2024 19:03
7 Replies

Exhaust cross over pipe on KZ750 twin

Category: Engine Topic started 11 Feb 2024 02:57, by Bounce
898 Views
Last Post by Bounce 16 Feb 2024 06:11
8 Replies

Seeking input on severe crankwalk issue.

Category: Engine Topic started 03 Feb 2024 18:00, by RGBGuy
1211 Views
Last Post by daveo 14 Feb 2024 15:11
52 Replies

6-speed Transmission Swap Instructions

Category: Engine Topic started 28 Nov 2017 07:17, by Daftrusty
23.1k Views
Last Post by Wookie58 11 Feb 2024 10:48
9 Replies

1000J Oil Temperature

Category: Engine Topic started 08 Feb 2024 09:56, by MJinCO
926 Views
Last Post by Nessism 09 Feb 2024 07:12
2 Replies

Heavy clutch on 1973 Z1

Category: Engine Topic started 08 Feb 2024 07:10, by Totaldirtbag
853 Views
Last Post by asphalt900 08 Feb 2024 09:16
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