AFR's 215cc mongoose cylinder heads a recommended for moderate street or street/strip builds with displacements up to 408 cubic inches operating at or below 6500 RPM. This medium sized, high velocity torque monster flows 312 CFM @0.600" of lift.
| Included Components | |
| 100% CNC Ported Combustion Chambers | |
| 100% CNC Ported Exhaust Ports | |
| 100% CNC Ported Intake Ports | |
|
Competition 5-angle Valve Job |
|
| 8mm Bead Lock Intake Valve, 2.020” x 4.900" Overall Valve Length | |
| 8mm Bead Lock Exhaust Valve, 1.600” x 4.900" Overall Valve Length | |
|
PAC Racing Spring 1.290" OD Hydraulic Roller Dual Valve Spring, 140 lbs on seat, .600" maximum lift, Max RPM 6300-6500, less than 235* duration, upgraded spring #8019 recommended for higher RPM & larger cams |
|
| 7° Titanium Retainers 1.245" O.D x .885" I.D x .655" I.D | |
| 7° Bead Lock Valve Keepers | |
| Viton Valve Seals .600" O.D x .495" I.D | |
| Hardened Valve Spring O.D Locator 1.380" O.D x .570" I.D | |
| Ductile Iron Intake Valve Seats 2.131" O.D x 1.680" I.D x .375" Deep | |
| Ductile Iron Exhaust Valve Seats 1.650" O.D x 1.350" I.D x .375" Deep | |
| 8 mm Bronze Valve Guides .502" O.D x 2.100" O.A.L | |
| 215cc Competition Flow Chart | ||||||
| .200 | .300 | .400 | .500 | .550 | .600 | |
| Int | 149 | 215 | 259 | 293 | 300 | 303 |
| Exh | 111 | 150 | 209 | 225 | 230 | 233 |
Test conducted at 28" of water (pressure) on Superflow 1020
Bore Size: 4.060", intake 3/4" radius plate exhaust, 1 3/4" curved pipe
AFR's 215cc mongoose cylinder heads a recommended for moderate street or street/strip builds with displacements up to 408 cubic inches operating at or below 6500 RPM. This medium sized, high velocity torque monster flows 312 CFM @0.600" of lift.
| Specifications & Features: | |
| Material |
A356 Aluminum
|
| Intake Port Volume |
215cc
|
| Intake Port Dimension |
3.275"H x 1.120"W x5/16 top 3/8 bottom
|
| Intake Port Location |
Stock
|
| Exhaust Port Volume |
85cc
|
| Exhaust Port Dimension |
1.415" H x 1.710" W
|
| Exhaust Port Location |
Stock
|
| Combustion Chamber Size |
65cc
|
| Valve Cover Bolt Pattern |
Center Bolt
|
| Valve Angle |
15°
|
| Valve Spring Pocket Diameter |
1.510" O.D
|
| Max Valve Spring Pocket Machining |
1.525" O.D
|
| Deck Thickness |
.750"
|
| Minimum Bore Diameter |
3.900"
|
| Flat Mill |
.006" per cc 58cc Maximum
|
| Minimum Cross Sectional Area |
2.260 sq. in.
|
| Spark Plug Dimensions |
14mm x .750" w/Gasket Seat
|
|
CARB Status: This product is not legal for sale or use on emission-controlled vehicles and intended for dedicated race vehicles only. |
|
| Recommended Components: | |
| Intake Port Gasket |
GM or FAST
|
| Exhaust Port Gasket |
GM#12558573
|
| Head Gasket |
Cometic 4.160 .040" or AFR #6848
|
| Head Bolts (97-03) |
ARP 134-3609 or AFR #6330
|
| Head Studs (97-03) |
ARP 234-4110 or AFR #6331
|
| Head Bolts (04+) |
ARP 134-3610 or AFR #6334
|
| Head Studs (04+) |
ARP 234-4317 or AFR #6335
|
| Head Bolt Washers, Manley | |
| Suggested Manifold |
FAST 90mm, 92mm, or 102mm
|
| Spark Plug Starting Range |
NGK TR55
|
| Sku | Description | Qty |
|---|---|---|
| 7207-8 | (Set of 8) AFR 7207 - LS1 8mm Solid Stem Intake Valve 2.020 x 4.900 OAL | 1 |
| 7228-8 | (Set of 8) AFR 7228 - LS1 Solid Stem 8mm Exhaust Valve 1.600" x 4.900" | 1 |
| 8017-16 | (Set of 16) AFR 8017 - 1.290" OD Hydraulic Roller | 1 |
| 8512-16 | (Set of 16) AFR 8512 - 7 Degree Titanium Retainer 1.250 OD x .885 ID x .655 ID | 1 |
| 9007-16 | (Set of 16) AFR 9007 - 7 Degree Valve Lock 8mm | 1 |
| 6612-16 | (Set of 16) AFR 6612-16 - SBC, SBF, LS1 Valve Seal | 1 |
| 8042-16 | (Set of 16) AFR 8042 - OD Spring Cup 1.380 OD x 1.300 ID x .570 ID | 1 |
| 9059 | AFR 9059 - SBF/LSx Intake Seat 2.132 OD x 1.720 ID | 8 |
| 9069 | AFR 9069 - SBF/LSX Exhaust Seat 1.650 OD | 8 |
| 9051-16 | (Set of 16) AFR 9051 - LSX/SBF/SBC Bronze Guide | 1 |
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