Performance Prototyping and Engineering

Still one of our most favourite results! 870hp from 424 cubic inches. And the car shows every bit of it!

Proud to be involved!
Cobb Racing Enterprises
Vector Performance
Speier Racing Heads

CAD work of our 4150 SBC 15/18 and 13/14 Degree Intake with a new clearance/lightening program for 4150 carbs. We have a batch of these castings on the way for those interested in a smaller core design for there 15/18 and 13/14 Degree combinations.

Some big boy 15/18 Degree 4500 SBC goodness heading out the door this week 💪

This intake can be supplied in a number of configurations including 15/18 Degree or 13/14 Degree in standard and tall deck options.

Prototype Twin Blade 4150 spacer matched to our 4500 low profile 23 Degree Iron-Hide Jr. Intake.