Chev GMC Dorman Transmission Oil Cooler Line Connector Small # 800-603 Cylinder Head which will pass the secondary

which will pass the secondary voltage from the distributor cap to the rotor without the excessive heat buildup

They're available for single

HEI Bushing

Rear Main Seal Style:1-piece

Chev GMC Dorman Transmission Oil Cooler Line Connector Small # 800-603 Cylinder Head which will pass the secondaryChev GMC Dorman Transmission Oil Cooler Line Connector Small # 800 603 Engine Oil Cooler Line Connector, Brass, Each Fitting Attachment 1: Male threads Fitting Size 1: 3 8 in. NPT Fitting Attachment 2: Push to connect Fitting Size 2: 3 8 in. Fitting Material: Steel Fitting Finish: Natural Quantity: Sold individually. Notes: Oil cooler line to engine inlet Dorman transmission line connectors are designed to thread in your automatic transmission case