Autolite® 4265 Copper Core Spark Plug. Guaranteed to deliver quick starts, good fuel economy and smooth acceleration for your Evo Big Twin or Shovelhead.
Out of stock - Suggested: NGK 7634 or Champion RN12YC 5R6A
- Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)
- Multi-rib insulator reduces danger of "flash-over"
- One-piece terminal post adds strength
- Resistor reduces radio frequency interference (RFI) and electrode erosion
- Cold-formed steel shell precision rolled threads
- Full copper core electrode provides better performance in all conditions
Spark plugs sold each.
Fitment:
- 1200cc Shovelhead 1975/Later with points (.025 Gap). Replaces HD Code 5A6A & Replaces HD# 32312-78A
- 1340cc Shovelhead Late 1977/1981 with electronic ignition & Evolution 1984/Later with electronic ignition (0.40 Gap). Replaces HD Code 5R6A & Replaces HD# 32311-83
Pictured product appearance is subject to change.
As a manufacturer and supplier we are unable to provide any repair or diagnostic advice. We make no claims nor guarantees that products will fix or solve any preexisting conditions with your motorcycle. Please consult a factory service manual or qualified motorcycle technician.