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Street Intimidator (SI) Buick V6 Aluminum Cylinder Heads
Street Intimidator TAP-V3850SI Buick V6 Aluminum Cylinder Heads

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Our Price: $1,850.00

Product Code: TAP-V3850SI

Those that are searching for readily available cylinder heads for their turbo Buick V6 engines will surely appreciate the craftsmanship and quality of TA V3850SI (Street Intimidator) aluminum cylinder heads. These heads feature a variety of improvements including a thicker casting to handle more boost/horsepower, a raised valve cover rail to keep oil in the heads when the valve covers are removed and rolled threads for greater durability.

TA Performance’s SI aluminum cylinder heads are designed to work with stock rocker arms and aftermarket rocker shaft assembly equivalents. The SI cylinder heads also allow the stock brackets, intake manifold and exhaust manifolds to bolt up precisely as they did with OEM cylinder heads.

Highlights of these SI Aluminum Cylinder Heads Include:
  • 46CC Chambers
  • 1.940 Stainless Steel Intake Valves
  • 1.600 Stainless Steel Exhaust Valves
  • Intake Base CFM 211 @ .500” Lift
  • Exhaust Base CFM 166 @ .500” Lift
  • Intake CFM 247 @ .550” Lift
  • Exhaust CFM 195 @ .550” Lift
  • 156CC Intake Runners
  • 72CC Exhaust Runners
  • Provisioned for 8 or 14 Bolt Applications
  • Includes V3850SI Rocker Mounting Stands
  • Use TAP V1133A (8 Bolt) or TAP V1133B (14 Bolt) Head Studs
  • Use Stock or TAP V1309SI Roller Rockers (1.55, 1.60, or 1.65 Ratio)
  • Use NGK R5671A Spark Plugs (Hot -7, -8, -9, -10 Cold)
  • Supports up to 1000HP
  • Fully Assembled for Use with a Roller Camshaft
  • Ideal for Street, Strip and Race Applications
Part Number: TAP V3850SI

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