on the 2016 concept vehicle
that evolved into the production
2017 Ridgeline, is a complete
fiberglass body racing body
that is made to look like the
factory truck. It's an attractive,
aggressive-looking design,
but again, it was designed
and built to class specs.
It's the Honda-developed
twin-turbo engine that makes
the Proctor Racing Ridgeline
such a standout. Officially
dubbed the HR35TT, it was
designed and built by Honda
Performance Development
(HPD), based in Santa Clarita,
Calif. – the same group
responsible for the company's
IndyCar effort. It was introduced
in 2014 and quickly proved itself
as a strong endurance sports
car racing platform. The Proctor
Racing truck represented its first
application for off-road racing.
Notably, the engine's roots
are in the 3.5-liter DOHC V-6
used in production vehicles such
as the Odyssey minivan and
even the new 2017 Ridgeline. In
fact, it uses the same cylinder
block, cylinder heads and
crankshaft as the production
engine. The air intake and
exhaust systems are unique,
along with a custom dry-sump
oiling system. The engine is
also controlled by a custom
management system developed
and calibrated by HPD.
"When we first started our
discussions with Honda for
the new truck, we knew we
wanted the most powerful
engine in their stable, but one
that was going to be durable,"
says Proctor. "Honda also
wanted to showcase their most
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SCORE JOURNAL
