The Triton V10... not a terrible engine (not motor), per se, but nothing fantastic, either.
The gap is .054" for a 1999 Ford F-250.
With about 10 lbs. of C4.
Your 1999 Ford E-350 , 6.8 liter V10 engine has ( 10 engine cylinders )
Good Eats - 1999 Pop Art 10-11 was released on: USA: 10 October 2006
Good Eats - 1999 Okraphobia 10-9 was released on: USA: 27 September 2006
Good Eats - 1999 Squid Pro Quo II 10-10 was released on: USA: 4 October 2006
v6-14-19 mpg My e350 v10 1999 gets about 10-11
.054 inch ( according to motorcraft.com )
Good Eats - 1999 Tortillas Again 10-15 was released on: USA: 31 January 2007
Good Eats - 1999 Bean Stalker 11-10 was released on: USA: 7 November 2007
Good Eats - 1999 Mayo Clinic 4-10 was released on: USA: 8 August 2001
Good Eats - 1999 Peachy Keen 10-8 was released on: USA: 20 September 2006