5.3 swap 5.7
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On The Tree
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5.3 swap 5.7
Mom has a 2000 serria and i think it has the 5.3's. well i see a lot of people like to run 5.3's. Can i put my heads on her truck and her heads on my car? Also with her 5.3's will i make some power with them? thanks skeeter
#4
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5.7 heads will have shrouded valves on the 5.3. This will hurt not help performance. The 5.3 heads will raise your C.R. on the 5.7 but, they have smaller valves. Gains on the 5.7 will be small if any.