Engine 17.5k topics

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

What the HECK happened to Rotella T5?

Category: Engine Topic started 22 Apr 2022 18:45, by ShaneDude
1714 Views
Last Post by 750 R1 24 Apr 2022 20:58
49 Replies

Goodbye crank bearings

Category: Engine Topic started 03 Apr 2022 20:09, by Elfarm98648
7295 Views
Last Post by Elfarm98648 23 Apr 2022 22:27
10 Replies

GPZ750 Crank bearings

Category: Engine Topic started 21 Apr 2022 20:33, by 750 R1
1287 Views
Last Post by 750 R1 23 Apr 2022 14:59
9 Replies

Oil flow

Category: Engine Topic started 07 Jan 2013 22:33, by THR
2468 Views
Last Post by hardrockminer 22 Apr 2022 20:02
8 Replies

Technical question - KZ400 S2 - How was horsepower lowered?

Category: Engine Topic started 18 Apr 2022 10:27, by elfolan
1433 Views
Last Post by Scirocco 22 Apr 2022 12:08
1 Replies

Head Gasket KZ1000

Category: Engine Topic started 22 Apr 2022 09:01, by lash
1047 Views
Last Post by zed1015 22 Apr 2022 09:08
5 Replies

Has any cut and re-welded a muffler after the crossover and before the muffler

Category: Engine Topic started 19 Apr 2022 11:05, by smokingguns
1140 Views
Last Post by katit 20 Apr 2022 10:56
10 Replies

How hot would the ignition end of the crank get on air cooled engines?

Category: Engine Topic started 18 Apr 2022 00:32, by YamaKawa
1688 Views
Last Post by 750 R1 19 Apr 2022 14:48
24 Replies

KZ bottom end assembly

Category: Engine Topic started 14 Mar 2017 12:50, by joehooper
9989 Views
Last Post by z1kzonly 19 Apr 2022 11:21
4 Replies

Bent valve

Category: Engine Topic started 14 Apr 2022 16:43, by Mike M
1644 Views
Last Post by DOHC 18 Apr 2022 20:16
12 Replies

Checked valve clearance this morning.

Category: Engine Topic started 16 Apr 2022 17:16, by Steel Legion
3283 Views
Last Post by blipco 18 Apr 2022 19:58
8 Replies

Datona Performance exhaust header (4 into 1)

Category: Engine Topic started 12 Feb 2022 15:01, by Wheelhop
2002 Views
Last Post by howardhb 18 Apr 2022 08:45
1 Replies

Shim under bucket

Category: Engine Topic started 18 Apr 2022 04:50, by Wildbill
1087 Views
Last Post by Nessism 18 Apr 2022 05:01
5 Replies

Valve adjustment

Category: Engine Topic started 15 Apr 2022 17:49, by Provie97
1285 Views
Last Post by Provie97 16 Apr 2022 19:49
7 Replies

Strange cam lobe wear pattern

Category: Engine Topic started 13 Apr 2022 09:36, by JimLahey
2735 Views
Last Post by zed1015 15 Apr 2022 02:20
10 Replies

Z750 cams in a Z650

Category: Engine Topic started 13 Apr 2022 03:51, by Ian_B
1786 Views
Last Post by KZB2 650 14 Apr 2022 06:54
5 Replies

Rattling front GPz 750 sproket

Category: Engine Topic started 13 Apr 2022 06:38, by richard
1269 Views
Last Post by TexasKZ 13 Apr 2022 20:38
2 Replies

Engine thrashed - what to check for damage?

Category: Engine Topic started 12 Apr 2022 15:53, by Irish Yobbo
1502 Views
Last Post by Injected 12 Apr 2022 17:26
4 Replies

Clutch cable

Category: Engine Topic started 11 Apr 2022 18:42, by dimanya
1431 Views
Last Post by martin_csr 12 Apr 2022 05:33
9 Replies

1980 Kz550 LTD cylinder 4 problem

Category: Engine Topic started 09 Apr 2022 10:24, by Wagner
1033 Views
Last Post by Wagner 11 Apr 2022 09:54
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