5.3 heads?

Reply Subscribe

Thread Tools

Search this Thread

Mar 25, 2011 | 12:40 AM

z28guy0362

Thread Starter

Registered User

Joined: Mar 2011

Posts: 5

Likes: 0

From: sylva, nc

5.3 heads?

I was woundering if 5.3 heads are worth the money and show a good improvement for the money?

Mar 25, 2011 | 12:42 AM

NoGamesLS1

TECH Resident

iTrader: (16)

Joined: Jul 2005

Posts: 800

Likes: 0

Ported, yes
Stock, no

Mar 25, 2011 | 12:46 AM

Always2Slow

TECH Enthusiast

iTrader: (8)

Joined: Apr 2006

Posts: 639

Likes: 1

I wouldn't even bother with 5.3 heads period go straight for 243s or 799 same thing just different casting number

Mar 25, 2011 | 01:38 AM

z28guy0362

Thread Starter

Registered User

Joined: Mar 2011

Posts: 5

Likes: 0

From: sylva, nc

Quote:

Originally Posted by NoGamesLS1

Ported, yes
Stock, no

so you think just porting my stock heads would be the same as porting the 5.3 heads?

Mar 25, 2011 | 12:44 PM

SNLPerformance

FormerVendor

iTrader: (15)

Joined: Feb 2008

Posts: 3,335

Likes: 2

From: Ft. Worth, TX

Quote:

Originally Posted by z28guy0362

so you think just porting my stock heads would be the same as porting the 5.3 heads?

No, the 5.3s have a smaller combustion chamber helping to bump compression without milling, which slightly hurts airflow.

Mar 25, 2011 | 09:58 PM

LS Desert Ranger

Teching In

Joined: Feb 2011

Posts: 35

Likes: 0

From: Murrieta/ Temecula, CA

well if you do want to go with 5.3L heads, i have a good complete pair with low miles ill let go for cheap.

Apr 1, 2011 | 10:49 AM

NoGamesLS1

TECH Resident

iTrader: (16)

Joined: Jul 2005

Posts: 800

Likes: 0

Quote:

Originally Posted by z28guy0362

so you think just porting my stock heads would be the same as porting the 5.3 heads?

I meant the 5.3 heads are only worth it if they are ported

Reply Subscribe