Engine 17.5k topics

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

Transmission swap kz 650b/750h

Category: Engine Topic started 11 Aug 2021 17:37, by Provie97
960 Views
Last Post by Injected 11 Aug 2021 19:16
2 Replies

It fell over...

Category: Engine Topic started 11 Aug 2021 14:17, by Armaundk
1145 Views
Last Post by F64 11 Aug 2021 19:07
7 Replies

Has anybody ever seen one of these?

Category: Engine Topic started 11 Aug 2021 10:49, by Injected
935 Views
Last Post by SWest 11 Aug 2021 12:13
4 Replies

Kz750b engine mount bolt size question

Category: Engine Topic started 10 Aug 2021 07:43, by Dan77kz750
1192 Views
Last Post by martin_csr 10 Aug 2021 15:27
22 Replies

Mystery no-start situation - Help!

Category: Engine Topic started 24 Jul 2021 16:02, by jekyllman
3394 Views
Last Post by Robb2018 10 Aug 2021 15:21
17 Replies

KZ440 Speed / RPM / Gearing

Category: Engine Topic started 02 Aug 2021 17:36, by SteveKing84
4338 Views
Last Post by SteveKing84 06 Aug 2021 20:22
0 Replies

Sparkplug condition after KZ440 Speed Moto Co VM30 upgrade and 45miles

Category: Engine Topic started 06 Aug 2021 17:54, by SteveKing84
855 Views
Last Post by SteveKing84 06 Aug 2021 17:54
8 Replies

81 KZ440A LTD has some engine noise - Video included

Category: Engine Topic started 01 Aug 2021 18:18, by SteveKing84
1062 Views
Last Post by SteveKing84 06 Aug 2021 17:37
4 Replies

Engine Gasket Kit

Category: Engine Topic started 23 Jul 2021 11:31, by letthegoodtimesroll
1058 Views
Last Post by letthegoodtimesroll 05 Aug 2021 06:49
24 Replies

kz-550 Decently Extreme Backfiring

Category: Engine Topic started 29 Jul 2021 09:44, by Inspidship
4527 Views
Last Post by Inspidship 04 Aug 2021 13:56
3 Replies

New header pipes for

Category: Engine Topic started 03 Aug 2021 17:58, by rebreath
1484 Views
Last Post by martin_csr 04 Aug 2021 06:15
15 Replies

KZ750H Valve Lash Decreased AFTER Clearance Job? Can of worms.

Category: Engine Topic started 05 Jul 2021 20:25, by d4rkmatter
3157 Views
Last Post by d4rkmatter 03 Aug 2021 11:06
14 Replies

What's the purpose of...

Category: Engine Topic started 30 Jul 2021 08:34, by Claude.
3698 Views
Last Post by rstnick 01 Aug 2021 17:28
1 Replies

Gear selection post rebuild

Category: Engine Topic started 31 Jul 2021 14:16, by Jim369bikes
935 Views
Last Post by Scirocco 31 Jul 2021 16:33
3 Replies

What are some typical KZ440 problems?

Category: Engine Topic started 27 Jul 2021 14:07, by SteveKing84
1573 Views
Last Post by SteveKing84 29 Jul 2021 18:23
17 Replies

Kz1000 header

Category: Engine Topic started 22 Jul 2021 17:30, by Mr. E
4066 Views
Last Post by z1kzonly 24 Jul 2021 08:28
14 Replies

Yoshimura MJN

Category: Engine Topic started 20 Jun 2021 10:31, by Move0ver
7060 Views
Last Post by Move0ver 24 Jul 2021 08:08
5 Replies

Cold number 4

Category: Engine Topic started 22 Jul 2021 16:07, by BnB650SR
1113 Views
Last Post by ronnieV 23 Jul 2021 12:59
13 Replies

Kz1000P shifter jams on upshift.

Category: Engine Topic started 04 Jul 2021 15:36, by Frankiestank
3483 Views
Last Post by Frankiestank 23 Jul 2021 08:24
9 Replies

To Mod or to not Mod my 1981 GPZ550

Category: Engine Topic started 08 Jul 2021 15:55, by 577nitro
1626 Views
Last Post by Zaddict 22 Jul 2021 22:04
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