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combustion chambers on a 305 head and an L98

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Old Sep 13, 2001 | 11:40 PM
  #1  
86IROCTHD's Avatar
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From: Dallas, Tx
Car: 88 Trans Am
Engine: lt1 intaked 355 makin 277 on 25 psi of fuel pressure and stock timing :)
Transmission: A4 stock... that moved a mobile dyno a foot shifting into 2nd :)
combustion chambers on a 305 head and an L98

are the chambers the same, will they clear the bored on my block with the 1.94/1.5? the block was bored .040. and what hp gains u think i will get
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Old Sep 14, 2001 | 01:54 AM
  #2  
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From: Orange, SoCal
Car: 1990 Pontiac Trans Am
Engine: 355 TPI siamesed runners
Transmission: Tremec T56
Axle/Gears: 12-Bolt 3.73
The stock iron 305 heads are 58cc's. The stock iron 350 heads are 64cc's. The stock aluminum L98 350 heads are 58cc's. Lots of people have used the aluminum heads on 305 engines.

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1991 Camaro Z28
5.7L 5-Speed (originally 305)
317 RWHP, 418 RWTQ
13.23 @ 107.62 MPH
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