Tuff Stuff Fitting 4450B; Adapter Chrome Steel 3/4 in. Hose to 1/2 in. NPT Male

Derale Pipe Fitting 98102; Adapter Black 3/8 in. NPT male to 1/2 in. hose barb

Redhorse 3100-06-06-2; Hard Line Adapter Black -06AN Male to 3/8 in. Line

Derale Pipe Fitting 98452; Adapter Brass 1/2 in. NPT male to 3/8 in. NPT female

Redhorse 940-12-12-2; AN to Barb Adapter Black -12AN male to 3/4 in. hose barb

K Tool KTI-22055 3/8 in. Female to 1/2 in. Male Socket Adapter, Each

Lisle 20540 12mm Spark Plug Adapter for Compression Tester

Lisle 20530 10mm Spark Plug Adapter for Compression Tester