Originally Posted by jchammond

Got my twin pump assembly in with dual 525’s,
Holley Hydramats were clocked as shown-so they fit flat on bottom of tank & underneath any baffling and crossover line
On a test run at battery voltage, each pump flowed just over 4.5qts. on an individual 30sec test & together flowed just over 9qts in 30sec.
Unsure how much fuel was pulling across from the Venturi, as I didn’t have a separate reservoir setup with tube installed.

XRP’s big bore HS-79 hoses are very light & flexible in the -8 size