B Big Red Machine Well-Known Member Joined Aug 2, 2004 Messages 162 Jul 31, 2017 #1 I read the ads for NR engines and see turbo heads and standard heads. What is the difference and what are you guys running?
I read the ads for NR engines and see turbo heads and standard heads. What is the difference and what are you guys running?
B brad nichols Well-Known Member Supporting Member Joined May 10, 2010 Messages 3,005 Jul 31, 2017 #2 Turbo heads have the taper on the bottom of the plug for sealing and the standard head has the glow plug with the washer. It's your preference as to what you run, but the turbo plugs are more expensive. Brad
Turbo heads have the taper on the bottom of the plug for sealing and the standard head has the glow plug with the washer. It's your preference as to what you run, but the turbo plugs are more expensive. Brad
D dr gary turner Well-Known Member Joined Dec 25, 2004 Messages 2,742 Jul 31, 2017 #3 In the past years ago it was determined on a 21 motor the turbo head/plug produced 500 more RPM I run turbo heads on 21 and 46 motors I think it is easier to strip the threads on a turbo head than standard plug head.
In the past years ago it was determined on a 21 motor the turbo head/plug produced 500 more RPM I run turbo heads on 21 and 46 motors I think it is easier to strip the threads on a turbo head than standard plug head.