0331 Cylinder Head

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xjdreamer

NAXJA Forum User

Location

Seattle

• Jan 16, 2012

• #1

Is there an easy way to find out if i have the 0331 cylinder head on my 2001 xj..? i think the block has been swapped out but not sure about the head?:dunno:

 

Mnkyboy

NAXJA Forum User

NAXJA Member

Location

Sandy,Oregon

• Jan 16, 2012

• #2

It should be cast into the head

 

Avanteone

NAXJA Forum User

Location

Auburn, WA

• Jan 16, 2012

• #3

Look for the casting number? Drivers side of head, about halfway down, below the lip of the valve cover. May have to clean oil off.

 

Last edited: Jan 16, 2012

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xjdreamer

NAXJA Forum User

Location

Seattle

• Jan 17, 2012

• #4

thanks i will take a look ....

 

PDXGraham

NAXJA Forum User

Location

Portlandia

• Jan 19, 2012

• #5

whats so special about a 0331 head?

 

Avanteone

NAXJA Forum User

Location

Auburn, WA

• Jan 19, 2012

• #6

PDXGraham said:

whats so special about a 0331 head?

Click to expand...

They were VERY prone to cracking and causing overheat issues, etc.

 

M

moneypit_k5

NAXJA Forum User

Location

pdx

• Jan 19, 2012

• #7

also the 0331 flows better than its predessors.