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3021 BIG BLOCK CHEVY, BARE, Aluminum Cylinder Heads,
Aircraft Grade 356A T-6 Aluminum Alloy, CNC Machined,
115cc Combustion Chamber, Open Chambers , 320cc Intake Runners

Fits All OEM Bolt Pattern Manifolds, Intake Bolt Standard OEM Length

8 Bolt Exhaust Flange, Square Port Exhaust,
Manganese Bronze Valve Guides, 3 Angle Cut Stellite Valve Seats,
15/24 Degree Valve Angle, Takes Plug # AGF-22 ,
Manufactured for Intake Valve #4324 2.250" +.250" , Exhaust Valve #4317 1..880" +.100" (11/32" Stem)

Takes Felpro 1275 bigger gasket set & Felpro 1047 Head Gasket!

65 ft.lb Torque Specs, Suggested Roller Cam Base of 1.130"

Mfg. for an 8005 Single Spring w/dampner, springs are designed for big block motors that require a 1.5250 outer diameter spring. Springs are desigend for street/strip applications with cam combination with no more than .690-.750 lift. Spring pressures and installed heights are as follows.

140lbs at 1.900
165lbs at 1.850
180lbs at 1.800
350lbs at 1.300
365lbs at 1.250
380lbs at 1.200

Coil bind at 1.160

Installed spring height should be checked with your camshaft specs of your application.

Intake Head Bolt Standard OEM Length

Guide Plate Kits Available @$49.95, Head Stud Kits $79.95

PC-23031 Satin, BBChevy Intake w/Raised Runners-Single Plane $229.95

Long 7/16" Rocker Stud Kit @$49.95

Flow Test Data @ 28" CFM (according to manufacturer) LIFT 100 200 300 400 500 600 700
INTAKE 74.8 166.11 245.36 308.05 339.84 360.43 374.31
EXHAUST 62.0 118.0 160.0 195.0 229.0 248.0 265.0

Seller Phone Number: 850-575-9900

Seller Phone Number2: 850-575-9900

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Item Location: TALLAHASSEE, FL Get Directions To This City

Instructions for buyer:  Buyer will pay all shipping/handling charges to their final delivery destination.

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