Weight: 0.84Accel's American made Delco style and Bosch style Electro mechanical voltage regulators feature heavy duty shock mounted base, special vibration resistant internal connections, fiber and Mylar insulating pads and large diameter contact surfaces. Each regulator has an original equipment style cover and is set to OE specifications. AccelChrome Plated Bosch Style for Kickstart ModelsFits XLH 1965/1966 & XLCH 1965/1977Replaces HD# 74511-65 By: HOLLEY PERFORMANCE PRODUCTS,INC.