Heffner vs. Hennessey Twin Turbo Information


Mullet

FORD GT OWNER
Le Mans 2010 Supporter
Oct 21, 2008
2,468
Houston Texas
yes, they usually go with a bigger pulley on the stock blower to lower the boost from the blower.

Mine uses the stock blower and pulley.
 

Dave Golder

Member
Sep 10, 2008
15
Mine uses the stock blower and pulley.

Mullet is correct, all of ours use the stock pulley.
 

tpraceman

THEE GT OWNER
Mark II Lifetime
Le Mans 2010 Supporter
Feb 20, 2006
2,835
Washington Michigan
Of course 4T is an option for some of us.

Chip shame on you, the Mustang is better.:biggrin