|Small Block Chevy 190cc Eliminator Vortec Basic Package Components|
|100% CNC Ported Combustion Chambers|
|100% CNC Ported Exhaust Ports|
|100% CNC Ported Intake Ports|
|Competition 5-Angle Valve Job|
|Intake Valve, 2.020'' x 4.903'' o.a.l.|
|Exhaust Valve, 1.600'' x 4.955'' o.a.l.|
|1.290'' OD Hydraulic Roller Dual Valve Spring, 135 lbs. on seat, .600'' maximum lift, max RPM 6300-6500|
|7º Manley 4140 Chrome Moly Retainers|
|7º Valve Locks|
|3/8'' Rocker Studs|
|Adjustable 5/16'' Guide Plates|
|Viton Valve Seals|
|Hardened Spring Cups|
|Intake Valve Seats|
|Exhaust Valve Seats|
|Bronze Valve Guides|
|Small Block Chevy 190cc Eliminator Vortec Street Head Specifications|
|Head Torque w/Moly Lube||65-70 Ft. Lbs.|
|Rocker Stud Torque||55 Ft. Lbs.|
|Intake Port Gasket (GM Vortec)||Fel-Pro 375-1255 or 375-MS90131 - DO NOT PORT MATCH Intake Manifold to Fel-Pro Gasket.|
|Exhaust Port Gasket||Fel Pro 375-1404|
|Head Gasket||350ci Fel Pro 375-1003
400ci Fel Pro 375-1014
|Head Bolts & Studs||Standard ARP|
|Head Bolt Washers||Manley Standard|
|Suggested Manifold||GM Vortec or Edelbrock p/n 375-2116 or p/n 375-7116|
|Spark Plug Starting Range||AC FR3LS or 41629|
|Spring Pocket can be cut to 1.625, no deeper.|
|Valve Spacing||Standard GM L98|
|Angle Mill||.008'' per cc|
|Flat Mill||.006'' per cc|
|NOTE:||Flat and angle mills might require a .120'' thick head gasket.|
The perfect configuration to build a powerful Vortec power and torque!
The AFR Vortec Emissions Legal (CARB EO #D-250-2), 190cc intake port small block Chevy cylinder heads are available in a straight plug version. They feature a 65cc combustion chamber with a 64cc exhaust port and 3/4'' thick head deck (ideal for nitrous or blower applications.) Standard valves are lightweight 8mm diameter stem, 2.020'' intake and 1.600'' exhaust with AFR's hardened ductile iron interlocking valve seats. The exceptional flow characteristics, ideal operating range of idle to 5500rpm (higher rpm ranges possible depending on combination of parts), 23° valve angle, and standard valve spacing make this the perfect street head for 350ci engines from 1996-2000. No special parts are required. Dual valve cover bolt pattern is standard. Exhaust port and bolt pattern are raised 3/32" over GM L98 Heads, this rarely affects header or chassis fitment. .190cc Eliminator Vortec Street Cylinder Head Features:
what size pushrod length is recommended to run on these heads with a lt4 hotcam with 1:52 roller rockers.
what size are the valve seals
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