AFR 205cc LS1 Mongoose CNC Cathedral Heads, LS1/LS2 ApplicationsAFR 205cc LS1 Mongoose Cathedral Heads, LS1 LS2 Applications (PAIR) AFR 205cc LS1 Mongoose cylinder heads offer 301 cfm at . 600 in. lift, an incredible 70 cfm increase over the stock casting, creating incredible port velocity and performance. These cylinder heads have 100 percent CNC ported chambers, A356 aluminum castings, and high quality components. Other structural features include Air Flow Research's trademark 3 4 in. thick head deck, reinforced

Desired Compression ratio for cam: 10:1+

Fits all 2001-04 T56 6 speed

Halltech High Flow Killer Bee™ II induction intake

These rate increases and adjustability allow you to almost eliminate body roll so you can leave the starting line harder with maximum traction

- Does NOT work with truck accessories

2009-15 CTSV & 5th ZL1

Measured Flow: 375 CFM @1

We know Corvette owners are discerning when it comes to under hood appearance

Compatible with all driveshafts up to 3

Air box design maximizes air flow around the filter while isolating from engine bay heat

Reduce chassis flex and increase handling and performance on your 4th Gen GM F-body with two-point weld-in sub-frame connectors from BMR Suspension

02" intake