2004 Chevrolet Silverado short block to long block

2004 CHEVROLET SILVERADO
173,000 MILES • 5.3L • V8 • 4WD • AUTOMATIC
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KBROWN53
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  • 2 POSTS
I have a 04 Z71 with 5.3l what would have to be done to install long block engine. Basically going from short block to long block.
Jan 13, 2015 at 11:12 AM
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HMAC300
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  • 48,601 POSTS
  • ASE Certified Mechanic
along block has most parts including cylinder head and short blocks don't have heads
Jan 13, 2015 at 12:12 PM
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KBROWN53
  • MEMBER
  • 2 POSTS
So will a long block fit in my truck. Just the cylinder heads is only difference? Will I need to change manifolds?
Jan 13, 2015 at 4:17 PM
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HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
if the one you are putting in is a 5.3L and you h ave a 5.3L in it then everything from the old engine should work.
Jan 14, 2015 at 7:00 AM
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