0630
7120
0331
What head best for porting for drag-racing
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aguiar_racer
- Noob
- Posts: 14
- Joined: May 3rd, 2013, 8:09 pm
- Stroker Displacement: 4.7
- Vehicle Year: 1988
- Vehicle Make: jeep
- Vehicle Model: comanche
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Cheromaniac
- I live here
- Posts: 3292
- Joined: March 8th, 2008, 12:58 pm
- Stroker Displacement: 4563cc
- Vehicle Year: 1992
- Vehicle Make: Jeep
- Vehicle Model: Cherokee
- Location: Cyprus
Re: What head best for porting for drag-racing
Either the 7120 or the 0630. They're virtually identical apart from the earlier head having a port for the coolant temperature gauge sending unit.
1992 XJ 4.6L Poor Man's Stroker - 5MT - 246hp & 311lbft (crank) - Sold 
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