Performance never looked so GOOD!!!!

Speed And Science presents true performance add-ons for Harley-Davidson™ – proudly designed and manufactured on Canada’s West Coast.

We’ve been cutting metal since 1939! Yes, that’s right.

Enjoyed and Tested Worldwide.

5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%
Powered by Customer Reviews Plugin
  1. Alistair

    Verified reviewVerified review - view originalExternal link

    First class!

    Was this review helpful to you?
  2. Roy Heidel (verified owner)

    Verified reviewVerified review - view originalExternal link

    Very pleased with ALL aspects of product

    Big Bore 3-5/8Big Bore 3-5/8″ Aluminum Cylinders, Shovelhead

    1 out of 1 people found this helpful. Was this review helpful to you?
1 2 3 4 5