ProMaxx Performance Products Cylinder Heads Shocker SBF 210 2.08/1.6/60cc Pro Designed Full CNC Port and Chamber
9212 (Sold in Pairs)
The Shocker 210 CNC SBF heads are tops in the industry. Compare performance and price and you will see it is no contest. Flowing over 328 cfm through only a 210cc runner will make the power you need from your big cubic inch small block Ford. Go out and shock the competition.
Shocker SBF 210 2.08/1.6/60cc Pro Designed Full CNC Port and Chamber 5 Angle Valve Job Fully Assembled with Stainless Valves, 7/16 Studs, Guide Plates and .700 Max Lift Solid Roller Springs (Pair)
Features:
- Pro designed CNC ports and chambers
- 210cc fully CNC ported in the USA
- Ultra-smooth 356-T6 Aluminum
- 5 angle valve job
- Diamond honed Bronze guides
- Large spring pockets
- Multiple spring options
- Professional assembly
- Assemblies include 21-4N Stainless 1 pc swirl polished back cut valves, studs and guide plates
- Machined and Assembled in the USA
| Flow Data @ 28″ water | |||||||
| lift | 200 | 300 | 400 | 500 | 600 | 700 | 800 |
| Int | 146 | 207 | 254 | 293 | 315 | 325 | 329 |
| Ext | 120 | 170 | 205 | 226 | 234 | 239 | 239 |
Technical Specification:
Combustion Chamber ……60-64cc
Weight …………………………55.00 lbs.
Intake Runner ……………. 210cc
Exhaust Runner …………..70cc
Intake Valve Size …………2.08”
Exhaust Valve Size …….. 1.60”
Spring Pressure
Hydraulic Roller .600 max lift
Closed …………………… 145 lbs. @ 1.800”
Open …………………….. 325 lbs. @ 1.200”
Solid Roller .700 max lift
Closed …………………… 235 lbs. @ 1.900”
Open …………………….. 600 lbs. @ 1.200”
Valve Guide ……………Manganese Bronze
Valve Seal Material … Viton
Retainer Material ……Steel
Valve Job ……………… 5-angle
Head Bolts……………. ARP 154-3701(302)/154-3603(351W)
Valve Spacing ………. OEM
Valve Seats ……………Hardened Steel
Intake Gasket ………. Fel-Pro 1262
Exhaust Gasket ……. Fel-Pro 1415
Head Gasket ……….. Fel-Pro 1011-1 (68-82) 1011-2 (83-95)
Spark Plug …………. .750” Reach Gasket Seat
Torque specs …….. 80 Ft lbs. 3 increments using 30wt oil