aluminum heads
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Joined: Sep 2003
Posts: 224
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From: OKC Oklahoma
Car: 1984 Z28
Engine: L69 305 HO
Transmission: 5 speed manual
Axle/Gears: Auburn pro yukon 3.73 gears and axl
aluminum heads
What is the difference between the 14101128 aluminum heads and the 10088113 heads
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From: Fairview Heights Illinois
Car: 1986 Irocz
Engine: 305 TPI
Transmission: 700R4
Axle/Gears: 3.25:1
14101128...86-87...350..........Aluminum, 58cc, angle plug
10088113...88-up...350..........Aluminum, 58cc, angle plug, raised
"D" port exhaust, 1.94"/1.5" valves
taken from this site:
http://www.mortec.com/castnum.htm
The 113 is obviously the newer and probably improved design. I'm not sure on the exact improvements though.
10088113...88-up...350..........Aluminum, 58cc, angle plug, raised
"D" port exhaust, 1.94"/1.5" valves
taken from this site:
http://www.mortec.com/castnum.htm
The 113 is obviously the newer and probably improved design. I'm not sure on the exact improvements though.
Joined: Jun 2002
Posts: 13,576
Likes: 30
From: Harford County, MD
Car: camaro sportcoupe
Engine: 7.0L
Transmission: G-Force GF5R
Axle/Gears: Moser 9"
the D shaped exhaust ports flow better...but both need port/polish work to be optimized...and they work REALLY well when they are ported!
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Member
Joined: Sep 2003
Posts: 224
Likes: 1
From: OKC Oklahoma
Car: 1984 Z28
Engine: L69 305 HO
Transmission: 5 speed manual
Axle/Gears: Auburn pro yukon 3.73 gears and axl
Yeah I run the 113 heads and I was reading some old hotrod stuff and saw the numbers, and wondered what the diff was..........
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