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News Editor
Join Date: Apr 1999
Location: Concord, CA
Posts: 2,101
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![]() From what I hear they are fairly good heads, but a good port job really helps them breathe, and will help performance. The FRPP s/c should make your 4.6 scream!
------------------ '94 Cobra 308ci, ported GT-40 heads, Ford cam .512" lift and 284° duration, 70mm TB, Custom 80mm MAF, JMS chip, Vortech S-trim 8#, MSD, TREX fuel pump, Accel coil, 3.55's, FMS 1 5/8 headers, BBK Offroad H-pipe, and 2-chamber flows. 1994 Mustang Cobra (UPDATED!) Check out the pics of my Motor Buildup! |
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Thread | Thread Starter | Forum | Replies | Last Post |
Help I need heads!! | SmokinStangGT | Windsor Power | 18 | 05-04-2003 10:05 PM |
New FRP Heads for 96 - 98 4.6 | surfbeast | Modular Madness | 9 | 11-21-2002 07:02 PM |
will 99-2002 cams out of the pi heads fit in the 96-98 stock heads | slow98 | Modular Madness | 6 | 10-25-2002 04:28 PM |
GT-40 heads | 5.0 Pony | Windsor Power | 1 | 09-10-2002 10:26 PM |
Which heads are beter? | patman | Classic Mustangs | 3 | 12-02-1999 03:42 AM |