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Torque Tales

116 0412 Powr06 Z
Airflow is where the power is, and for the money, it's impossible to beat the performance of a set of GM Performance Part iron Vortec heads. Taylor elongates the pushrod holes inboard to ensure no pushrod interference when using the Pioneer 1.6:1 rockers.

Cam Specs
CamAdvertisedDurationLiftLobe
Duration@ 0.0501.5:1 (1.6:1)Sep.
Isky 270/280 Int.2702210.465 (0.496)112
Flat-tappet hyd. Exh.2802320.485 (0.517)

116 0412 Powr07 Z
We were after torque as well as horsepower, and that's where the Edelbrock Performer RPM Vortec Air Gap intake really shines. We've yet to find an intake that will best this manifold for overall power.

Power Curve Powermaster 383
RPMTQHP
2,200379159
2,400387177
2,600399198
2,800408217
3,000415237
3,200427260
3,400440285
3,600444304
3,800443320
4,000440335
4,200438350
4,400430360
4,600420368
4,800409373
5,000394375
5,200377374
5,400365375
5,600340362
5,800323357
Peak444375
Avg404304

116 0412 Powr08 Z
We were after torque as well as horsepower, and that's where the Edelbrock Performer RPM Vortec Air Gap intake really shines. We've yet to find an intake that will best this manifold for overall power.

Parts List
The following part numbers are the major components we used to assemble this small-block. The Powerhouse component prices are from Powerhouse while the GM Performance Parts block and Vortec head costs are from Scoggin-Dickey Performance Center. The remaining component prices come from various other readily available sources.
ComponentManufacturerPNPrice
Cylinder block, 350GMPP10066034$580
Cylinder heads, VortecGMPP12558060 500
383 Engine kitPowerhouse383-SK 489
w/balance, balancer
& flexplate 199
CamshaftIsky20127/281-12 109
Lifters, anti-pump upPowerhouse817R 40
Rocker arms, 1.6, railPioneer818020 (4) 81
PushrodsPioneer815205 (16) 96
Valvesprings, conicalPioneer810109 (4) 34
RetainersPioneer817109 97
Freeze plugs, brassPioneerPE100BR 11
Intake, Vortec RPM AGEdelbrock7516 226
Carburetor, 750 cfmQuick Fuel750 Pro Vac 350
Distributor PertronixD100701 220
Plug wires, 8mmPertronix804280 31
Oil pumpMelling M55 14
Oil pan & pickupTrans Dapt0168 185
Timing chain coverTrans Dapt9915 28
Water neckTrans Dapt9929 12
Valve covers, coatedTrans Dapt9919 95
Water pump pulley, LWPTrans Dapt9604 29
Crank pulley, LWPTrans Dapt9607 50
Alternator bracket, upperTrans Dapt9320 16
Alternator bracket, lowerTrans Dapt9637 7
Distributor, FlamethrowerPertronixD100701 220
Plug wires, 7mmPertronix708180 47
Block machiningJGM - 135
Install cam bearingsJGM - 44


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