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Top Street Performance Aluminum Cylinder Head Chamber Str Plug Chevy SB
$1172.84
Description:

Angle Spark Plugs with 198cc Runners and 64cc combustion chambers with a 4” bore spacing engine blocks. The valve seats are cut to except 2.02 intake valves and 1.60 exhaust valves. Suitable for 302, 327, 350 & for 400 engines the heart shaped combustion chambers have been indexed and precision drilled for steam holes. These heads are offered as a bare as cast cylinder head so that you can install your favorite brand of valves and Springs. These offer more horsepower & torque than stock iron heads out of the box for Street application capable of 400hp with great throttle response. Want more hp and more torque, take it to a machine shop that runs CNC programs for more power and be a contender at the strip. If you are building a stock, mild or stroker engines look no further than these bare castings.

Features:
  • Aluminum Bare Castings
  • Angled Spark Plugs
  • 23 Degree
  • 198cc Intake Runner
  • 64cc Heart Shaped Combustion Chamber
  • 4 Bore
  • 2.02 Intake Valve
  • 1.60 Exhaust Valve
  • 3-angle valve job
  • Powdered Nickle Blend Valve Seats
  • Bronze Guilds
Fitment:
  • Chevy SB
Proposition 65

WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

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