Ultralite Non Adjustable Roller Rocker, 1.8 Ratio YT6646-1 Books Intake and exhaust ports based

Intake and exhaust ports based on 2V design

modified OEM cylinder heads or equivalent

AutoMeter's Digital Stepper Motor Boost Gauge provides the most accurate reading available

0L L4 F/I - All 2014 BMW 220D ACTIVE TOURER 2

Ultralite Non Adjustable Roller Rocker, 1.8 Ratio YT6646-1 Books Intake and exhaust ports basedUltralite Non Adjustable Roller Rocker, 1. 8 RatioSuit GM LS1, LS2 YT6646 1 6646 1 Yella Terra has developed shaft and pedestal systems for late model engines that have less than half the nose weight of other rocker designs to correct valve float when some performance camshafts are used with lightweight valve train components and conical springs. The result is greater RPM potential without sacrificing strength or reliability. Standard and high ratio