CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS.
Recommended for agressive street or street/strip applications with displacements up to 540 cubic inches, operating at or below 6800 RPM. Featuring fully CNC machined intake runners, exhaust ports and combustion chambers. These heads are capable of flowing 387 CFM at 0.800" of lift.
| 315cc Aluminum BBC Cylinder Heads | ||
|---|---|---|
| Part # | Description | Combustion Chamber |
| 2000 | Fully CNC Ported | 121cc |
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| 315cc BBC | |||||||
| .200 | .300 | .400 | .500 | .600 | .700 | .800 | |
| Int | 169 | 249 | 312 | 353 | 380 | 386 | 387 |
| Exh | 146 | 184 | 238 | 271 | 296 | 310 | 315 |
Test conducted at 28" of water (pressure) on Superflow 600
Bore Size: 4.600", 3/4" radius plate exhaust, 2 1/8" curved pipe
| Included Components | |
| Competition 5-angle valve job | |
| 100% CNC Ported Chambers, Exhaust, and Intake | |
| 11/32" Intake Valve, 2.250" x 5.500" O.A.L |
7620
|
| 11/32" Nail Head Exhaust Valve, 1.880" x 5.450" O.A.L |
7630
|
| PAC Racing Spring #1224 1.625 O.D. Solid Roller, 275lbs on seat, .850 Maximum Lift, Max RPM 7400-7600 |
8031
|
| Manley 10° Steel Retainers 1.500" O.D x 1.168" I.D x .844" I.D |
8518
|
| 10° 11/32" Valve Locks with lashcap recess |
9005
|
| ARP 7/16" Rocker Exhaust Studs |
6406
|
| ARP 7/16" Rocker Intake Studs |
6407
|
| Adjustable 3/8" Guide Plates |
6109
|
| 11/32" Viton Valve Seals |
AFR #6613
|
| Hardened Spring Cup 1.740" O.D / 1.650" I.D |
8046
|
| Intake Valve Seats 2.450" O.D x 2.000" I.D x .375" Deep |
9065
|
| Exhaust Valve Seats 2.000" O.D x 1.580" I.D x .375" Deep |
9064
|
| 11/32" Intake Bronze Valve Guides .502" O.D x 2.10" O.A.L |
AFR #9041
|
| 11/32" Exhaust Bronze Valve Guides .502" O.D x 2.25" O.A.L |
AFR #9042
|
| Recommended Components: | |
| Intake Port Gasket |
6853 (.120" Thick)
|
| Intake Port Gasket |
6855 (.060" Thick)
|
| Important: Do not port match your intake manifold to Fel-Pro gasket as it does not precisely fit AFR heads. | |
| Exhaust Port Gasket |
6858
|
| Head Gasket, Fel-Pro #1047 (Mark V and VI) |
6849
|
| Head Gasket,, Fel-Pro #1017-1 (Mark IV) |
6850
|
| Head Bolts, ARP 135-3703 (Mark IV) |
6306
|
| Head Bolts, ARP 135-3707 (Mark V) |
6308
|
| Head Studs, ARP 235-4713 |
6307
|
| Head Bolt Washers, Manley |
6320
|
| Stud Girdle, (AFR Specific) |
6202
|
| 7/16 Stud Mount Rocker Arms - 1.7 Ratio (For Optimized Geometry) |
6043
|
| 1.7 Shaft Mount Rocker Arms T&D |
6065
|
| Suggested Manifold |
Victor Jr
|
| Suggested Manifold |
Super Victor
|
| Spark Plug Starting Range |
Pump Gas 3924 / Race Gas 3922
|
| Specifications & Features: | |
| Material |
A356 Aluminum
|
| Intake Port Volume |
315cc
|
| Intake Port Dimension |
2.450"H x 1.755"W x 13/32 Radius
|
| Intake Port Location |
Stock
|
| Exhaust Port Volume |
135cc
|
| Exhaust Port Dimension |
1.780"H x 2.025" W
|
| Exhaust Port Location |
.375" Raised
|
| Combustion Chamber Size(Full CNC) |
121cc
|
| Valve Cover Bolt Pattern |
Perimeter Bolt
|
| Valve Angle |
24°/4° Int, 15°/4° Exh
|
| Valve Spring Pocket Diameter |
1.725" O.D
|
| Max Valve Spring Pocket Machining |
1.750" O.D
|
| Deck Thickness |
.750"
|
| Minimum Bore Diameter |
4.250"
|
| Flat Mill |
.006" per cc/ Maximum 114cc
|
| Angle Mill |
.009" per cc/Maximum 104cc
|
| Note:Angle mills might require a .120" Thick intake gasket. | |
| Minimum Cross Sectional Area |
3.151 sq. in.
|
| Spark Plug Dimensions |
14mm x .750" w/Gasket Seat
|
SHIPS IN THE LOWER 48 STATES FREE!
CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS.
CONTACT US THE PRICE IS NEGOTIABLE BEST OFFER
Warning: May cause cancer and reproductive harm.
