Billet main caps for your high horsepower extreme build
Billet main caps for your high horsepower extreme build
Set of 6
Complete set of Ferrea high performance valve springs, and titanium retainers
Includes rings, wrist pins, and pin locks - 83mm bore +.5mm overbore, 9.04:1 CR, 92.8mm stroke (stock) 20mm wrist pin
Includes rings, wire locks, and wrist pins - 81mm bore (stock), 8.5:1 CR, 86.4mm stroke (stock)
*For use with 20mm wrist pin connecting rods*
Includes rings, wire locks, and wrist pins - 81.5mm bore (0.5mm overbore), 8.5:1 CR, 86.4mm stroke (stock)
*For use with 20mm wrist pin connecting rods*
Includes rings, wire locks, and wrist pins - 82mm bore (1mm overbore), 9.25:1 CR, 86.4mm stroke (stock)
*For use with 20mm wrist pin connecting rods*
Rev higher and increase your RPMs safely!
Rev higher and increase your RPMs safely!
For vehicles with FSI engines only
Valve springs and retainers are a MUST for high revving engines!
Set of 6
Includes rings, wire locks, and wrist pins - 82mm bore, 9:8 CR, 86.4mm stroke (stock)
*For use with 20mm wrist pin connecting rods*
Includes rings, wire locks, and wrist pins - 81mm bore (stock), 9:1 CR, 86.4mm stroke (stock)
*For use with 20mm wrist pin connecting rods*
Increase bottom-end reliability when adding horsepower
Stock fitment while being able to handle higher boost applications
FITS FACTORY PISTONS WITH 20MM WRIST PINS ONLY
This product was last offered at the strikethrough price on
09-29-2026
This matched high-performance camshaft set features aggressive profiles and pre-set centerlines to optimize valvetrain sequencing for 400+ HP turbocharged engines.