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95 S_Trucker · 10-05-2017, 07:42 AM

Yea, it looks like PSI buys all of there smaller motors from GM.

I hope they just don't throw a little 6.0 liter in these new trucks. The 6.0 is a good motor, but its not good for trucks. The torque cure starts too high in the RPM range. You need torque down low, right where a big block puts it.

10-05-2017, 07:42 AM	#9
95 S_Trucker Registered User Join Date: Oct 2009 Location: . Posts: 2,179	Re: 4500 and 5500 will return for 2018 Yea, it looks like PSI buys all of there smaller motors from GM. I hope they just don't throw a little 6.0 liter in these new trucks. The 6.0 is a good motor, but its not good for trucks. The torque cure starts too high in the RPM range. You need torque down low, right where a big block puts it.