Cometic Mitsubishi 4G64 4CYL 88mm .063 inch Copper Head Gasket 2012-harley-davidson-fltrxse-cvo-road-glide-custom-base-esi4745308 This extension pipe is used

This extension pipe is used to fit the 140680 & 140680BC systems to the longer Wheelbase 140

Suitable for use with AutoMeter Mechanical instruments

you can go from racecar stiff to pillow soft with simply the twist of the damping knob

and function

Clevite GMC Pass 181 3

Cometic Mitsubishi 4G64 4CYL 88mm .063 inch Copper Head Gasket 2012-harley-davidson-fltrxse-cvo-road-glide-custom-base-esi4745308 This extension pipe is usedThe HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block. For Engines That Have Already Been Machined For Steel O Rings Conforms load distribution across the sealing area No sealants or re torque required Creates less bore distortion