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Toyota Dyna Questions

Posted: Mon Nov 16, 2009 8:08 pm
by whiteknight
I just bought myself a 1978 Dyna (no its not a type its 1978). it has the 5R 2.0litre petrol motor and a 5 spd gearbox running a PTO tipper.

I want to swap the motor over as its painfully slow when its loaded but need to keep the gearbox and PTO for the tipper. Whats the easiest/cheapest "best bang for buck" engine swap. I dont want a race truck I just want to be able to sit on 100km/hr.

Posted: Mon Nov 16, 2009 8:33 pm
by brentz
dont no anything bout the costs but my dad put a 186 holden motor in one years ago went awesome pulled up and hill and was on gas cheap as shit to run

Posted: Mon Nov 16, 2009 9:38 pm
by whiteknight
yeah been told that a 202 is easy but the bloke knew nothing more than that.

Posted: Tue Nov 17, 2009 5:58 am
by bj on roids
gotta be a a way to put a 3rz in it!

Posted: Wed Nov 18, 2009 12:14 pm
by Zeyphly
Have a look on dellows website or give them a call

Posted: Wed Nov 18, 2009 3:56 pm
by denzar
Just put a holden v6 in a dyna motor home..Purchased bell housing from castlemaine rod shop ..Bolted straight to the original 5 speed..All good exept diff ratios currently running 5.8 diff...Vehicle goes like the clappers but uses more juice than a 747..@ 100k doing about 4 thousand rev.... Need a 4.1 to 4.3 ratio Some advice would be muchly appreciated cheers

Posted: Wed Nov 18, 2009 7:06 pm
by whiteknight
denzar wrote:Just put a holden v6 in a dyna motor home..Purchased bell housing from castlemaine rod shop ..Bolted straight to the original 5 speed..All good exept diff ratios currently running 5.8 diff...Vehicle goes like the clappers but uses more juice than a 747..@ 100k doing about 4 thousand rev.... Need a 4.1 to 4.3 ratio Some advice would be muchly appreciated cheers
What year model dyna? what motor did it have originally?

Posted: Wed Nov 18, 2009 8:39 pm
by denzar
82 model dyna ...2 ltr petrol 5r engine

Posted: Fri Nov 20, 2009 12:06 pm
by thrashlux
A 13bt (3ltr TD from a dyna or coaster)would be the pick u need to see if u can find a suitable bellhousing and also maybe put some different ratio diffs in

would use very little fuel and be well suited as it is a simple engine and a truck engine

otherwise a 3rz if you want to keep it petrol and cheap

a holden straight six is the worst idea u would need to have a 44 in the tipper to keep the fuel up to it

Posted: Fri Nov 20, 2009 11:51 pm
by lokka
thrashlux wrote:A 13bt (3ltr TD from a dyna or coaster)would be the pick u need to see if u can find a suitable bellhousing and also maybe put some different ratio diffs in

would use very little fuel and be well suited as it is a simple engine and a truck engine

otherwise a 3rz if you want to keep it petrol and cheap

a holden straight six is the worst idea u would need to have a 44 in the tipper to keep the fuel up to it
This is the best advise ive seen so far id look about for a 13b or 13bt

I have a 13b and dyna 5 speed here in an 85 dyna engin is recoed and has only done 1000k's the box has only got 140K on it it will all be up for sale once i get time to part the old dyna out .

Posted: Sat Nov 21, 2009 6:53 pm
by vk7ybi
Curious what ratio diff is in it at the moment..