How to Flush out a Mack 237 Radiator & Block?

OlDog
GuddayM8

As they say
'As one door closes
another is slammed in your face"
Bad luck on the beast

Q:?
Is it a 2 piece piston?

Two-Piece Steel Top Piston Replacement for One-Piece Aluminum Piston Used in Pre-1991

Technical Service Bulletins for the MACK E7 9999 - 061000 ENGINE AND ENGINE COOLING - ENGINE
Make : MACK Model : E7 Year : 9999
Service Bulletin Number: SB212023
Replacement Service Bulletin Number:
NHTSA Campaign ID Number : 613561
Date of Bulletin: 04/18/2000 Date Added to Database: 07/21/2000
Component: 061000 ENGINE AND ENGINE COOLING:ENGINE
Summary: SUBJECT REGARDING PISTONS USED IN E7 ENGINES MANUFACTURED PRIOR TO 1991 ARE A ONE-PIECE ALUMINUM DESIGN WHILE PISTONS USED IN 47 ENGINES MANUFACTURED AFTER 1991 ARE A TWO-PIECE STEEL-TOP DESIGN. *TT

Dunno if this info is of any use

But I dont remember wot motor U got in flintstone
Cya

[ch9787]

Thanks swish them are later fancy ones me thinks

The piece de resisstance No5

piccy sez a thousand words me thinks

me pocket sez oh dear

All came from the dog factory with bulldogs stamped everywhere
genuine re build kit.
so mutch for the good old yankeee doodle dandy product :'(

Orta make a new topic
"how to flush out old dogs wallet"
Going down to the bottlo to get a couple of slabs of booze
next door and me are gunna have a dwink tonite..........Mark

B#?^^y hell... Hope that PAI kit is going to guarantee some peace of mind - this is the kind of s

Hey Mark hope the boozzzeee eased the pain, heheh

just a quick question the big hole in the side of the piston is not supposed to be there i take it?

-Monty

Monty no It's sposed to symetrical.
all the pieces were still there and it only fell to bits wnen
i removed the rings. Like i said no knocks or any indication
of a problembo except a fair amount of blowby out the breather
draught tube.
Anyway just got back from Syd with a new re build kit.
Going to have a coffee and set to work.
The No 5 liner still looks ok a little alloy spatter
will give it a very light hone and see............Mark

Well at least you dont have to wait for it to arrive from some where, should be ready for first load monday morning heheheh

-Monty