I am looking for opinions on these 2 sets of underdrive pulleys. The BlueOvalIndustries and BBK's aluminum ones.
http://www.blueovalindustries.com/products.php?pid=99013200
http://www.americanmuscle.com/bbk-udp-9495-50l.html
They both claim 10-15hp increase (which we all know is a gross over estimate) But what I am getting at is they both give numbers in the same range.
http://www.blueovalindustries.com/products.php?pid=99013200
http://www.americanmuscle.com/bbk-udp-9495-50l.html
They both claim 10-15hp increase (which we all know is a gross over estimate) But what I am getting at is they both give numbers in the same range.