Brodix 1021001 IK Series SBC Cylinder Heads, 200cc, 125 lbs

These Brodix's small block Chevy compatible heads offer the only two things that matter, performance and price!
They include a revolutionary ultra-casting, versatile 180 cc or 200 cc intake ports that are specifically designed for optimum versatility, and 64 cc or 70 cc combustion chambers that allow the use of several types of fuels.

The all-new 100% CNC ported “Wild Thing™” (BP IK 210) bridges the gap between Pro Street heads and complete line of race heads. These heads feature 210 cc intake ports and flow 287 cfm while utilizing all standard components.

Standard features are A-356 virgin aluminum alloy, phosphorous bronze valve guides, valve seats for use with unleaded fuel, ends milled and drilled for accessories, and a straight spark plug angle. The combustion chambers are available as large as 74 cc. These are the most affordable high quality aluminum cylinder heads on the market.

• 200cc
• 125 lbs
• Sold pair
• IK 200

• Valve Springs:
1.470 Hydraulic Roller Valve Spring – CC 987,
125 lb Closed, 325 lb Open,
1.90 Installed Height,
.575 Maximum Lift

• PS CB:
Valve Bowls Blended• PS MI:
Match Intake Port to FP 1206 (IK 200)

• PS Valve Job:
Competition Valve Job

• Intake Valves:
2.020 x 4.920 o.a.l. – BR 6170DI
• Exhaust Valves:
1.600 x 4.920 o.a.l. – BR 6169DI

• Retainers:
1.250 7° Steel – CC 742 (IK 180, IK 200)

• Valve Locks:
7° – PI PF – 555 (IK 180, IK 200)

• Rocker Studs:
3/8 – BR 318S (IK 180, IK 200)

• Guide Plates:
5/16 – CC 4808

• Valve Seals:

11/32 – US VS529V

• Spark Plug Starting Points:
CHAMPION RN12YC or AUTOLITE 3924 for Pump Gas
NGK R5671A-8 for Racing Gas

• Spring Pockets:
May Not be Cut Any Larger
or Deeper Than 1.550

• Valve Angle:
23°

• Angle Milling:
.0078 in per cc

• Flat Milling:

.0060 in per cc