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Old 02-12-2018, 04:23 PM
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Lee Lee is offline
Ultimate Warrior
 
Join Date: Dec 1999
Location: Crosby, TX (East of Houston)/Texas/USA
Posts: 2,108
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Quote:
Originally Posted by steve25 View Post
That 71 B body is over 4K pounds no?
I think a Cam with those duration numbers will kill off too much needed average torque even in light of your running 3.55 gears out back
The 3200 stall will truncate the torque loss below that rpm.

I would use the shorter connecting rods. When octane is NOT a limiting factor, use a longer rod (more dwell). But if using pump gas and pushing the limits of CR, use a shorter rod.

Should be a fun combo. Well tuned and with ample traction, should be capable of breaking into the 11's.

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'73 T/A (sold). Low budget stock headed 8.3:1 455, 222/242 116lsa .443/.435 cam. FAST Sportsman EFI, 317rwhp/385rwtq on 87 octane. 13.12 @103.2, 1.91 60'.

'67 Firebird [sold], ; 11.27 @ 119.61, 7.167 @ 96.07, with UD 280/280 (108LSA/ 109 ICL)solid cam. [1.537, 7.233 @93.61, 11.46 @ 115.4 w/ old UD 288/296 108 hydraulic cam] Feb '05 HPP, home-ported "16" D-ports, dished pistons (pump gas only), 3.42 gears, 275/60 DR's, 750DP, T2, full exhaust