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CNC machined from billet aluminum
The ACCEL U-Groove Spark Plugs are designed for Big Twin motorcycles from 1975 to 1999 equipped with electronic ignition
Upgrade the appearance and protection of your Twin Cam with the Arlen Ness 10-Gauge Cam Cover
as well as the 117" big bore kits with higher compression
Eliminates crossed ignition/spark plug wires
Exhaust Valve. Fits Twin Cam 1999-2004. OEM Replacement. - AV&V Oil & Transmission Gauges CNC machined from billet aluminum* Stock length & head diameter * Extreme Duty * High Flow * one piece forged racing grade stainless steel alloy. * Liquid nitriding process creates a valve that is smoother and stronger than O. E. M. * Stems are centerless ground for a longer life * 45o angle below the lock groove to facilitate the valve seal installation * Replaces OEM # 18074 83 Head Dia = 1. 570" OAL = 4. 525" Stem Dia = 0. 3106" * Replaces OEM # 18085 99