DYNO DETAILS
Headers 1 3/4 Kooks long tubes w/ 18-inch extensions
Advance 32 degrees
Fuel 91-octane unleaded
Carb 750-cfm Street HP
Jets 73 primary/75 secondary
Max torque @ rpm 505 @ 5,100
Max power @ rpm 560 @ 6,500
Average torque 449
Average power 413
Build Sheet
Specifications not listed are the same as stock. Except as noted, all dimensions are in inches.
Displacement 383 ci
Bore x Stroke 3.905 x 4.000
Compression 10.3:1
Rod center to center 6.125
Piston deck height 0.00
Chamber volume 66 cc
Rod bearing clearance 0.0025
Crank endplay 0.003
Piston ring endgap 1.5mm top, 1.5mm second
Main bearing cap torque 58 ft-lbs
Main bearing/cross-bolt 20 ft-lbs
Rod bolt torque 85 ft-lbs
Head bolt torque 75 ft-lbs
Sources
Air Flow Research
877.892.8844
airflowresearch.com
ARP
800.826.3045
arp-bolts.com
Autotronic Controls Corp. (MSD Ignition)
915.857.5200
msdignition.com
Comp Cams
800.999.0853
compcams.com
Edelbrock Corp.
310.781.2222
edelbrock.com
Holley Performance Products
270.782.2900
holley.com
JE Pistons
714.898.9764
jepistons.com
Lunati
662.892.1500
lunatipower.com
Quick Time Performance
201.444.0998
quicktimeperformance.com
Rockett Brand Fuel
800.345.0076
rockettbrand.com
Turn Key Engine Supply
760.941.2741
turnkeyenginesupply.com
Westech Performance Group
951.685.4767
westechperformance.com
Wilson Manifolds
954.771.6216
wilsonmanifolds.com
Yella Terra
601.485.3355
yellaterra.com.au