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View Full Version : 18:1 piston question for the guys that run them..



j_k_auto
07-23-2007, 17:04
Ok I am wondering why you are actually running them?
If I am right here is the pros and cons

GOOD
more boost
less stress on block

BAD
harder cold starts
less bottom end turque
need to make alot more boost to get the hp/tq

I am just tring to figure this out for my future plans. If I am right you get more bottom end tq with the stock pistons over dropping the compression and having to build it up. What makes you want to run these?:confused:

Thanks joe

Robyn
07-23-2007, 19:00
A lot less stress on the engine.
The flame temp in the cylinders is a lot lower, hence you can add more boost and make more HP without toasting the engine.

The cold starting should not be an issue as long as attention to details is paid.
The injectors need to be on the upper end of the pop specs and the glow system needs to be working properly.
The low end power will be great as long as you chip the thing and have some good breathing exhaust to let the turbo spool quickly.

Best reason to run these is overall durability of the engine.
The tests that have been run show great results.
Peninsular diesel has the horses and the sources and the dyno results to prove what works with these engines.

Check it out

Robyn

ronniejoe
07-23-2007, 19:17
Read my second article in the 6.5 Book II.

j_k_auto
07-23-2007, 21:54
Read my second article in the 6.5 Book II.

I am not sure where to find this?

Thanks Joe:)

ronniejoe
07-24-2007, 06:59
Try this link (http://www.thedieselpage.com/65bookii.htm).

j_k_auto
07-24-2007, 11:04
Try this link (http://www.thedieselpage.com/65bookii.htm).

Thank you ronnie