JIMS, EFI fuel pressure test gauge kit 997556 Type A gasket explained: The

Type A gasket explained: The 'Type A' gasket is the early type introduced on the 1984 Evolution Big Twin models

Chrome plated steel and dimpled

Powder-coated

Chrome plated aluminum

JIMS, EFI fuel pressure test gauge kit 997556 Type A gasket explained: TheUsed to test correct pressure of the fuel pump of bikes with Delphi Electronic Fuel Injection. Inadequate pressure can result in; amongst others; hesitation under acceleration; power loss; backfiring; stalling and bad starting. Installs in line with the bikes fuel system; and is used with engine running. Includes all necessary hardware. Fits all H D models with Delphi EFI (Electronic Fuel Injection).