Dart Cylinder Head Parts Kit - SB Chevy - 2.05" Intake, 1.60" Exhaust - 1.437" Double Valve Springs 931121 ACCEL U-Groove performance spark plugs

ACCEL U-Groove performance spark plugs produce a larger spark for more power at high rpms

3" Snap Hook Belt End is Designed to be used with an Eyebolt

Uses a square GM-style key

Fitment: 2011-2022 Ford F250/350 with 6R140 transmission

Designed to fit ABC style nosepieces

Dart Cylinder Head Parts Kit - SB Chevy - 2.05" Intake, 1.60" Exhaust - 1.437" Double Valve Springs 931121 ACCEL U-Groove performance spark plugsDart parts kits include everything you need to assemble a cylinder head: stainless steel valves, springs, locks, retainers, seals, studs, and guideplates. These kits contain the same high quality components Dart uses in their cylinder head assemblies. Since 1981, Dart Machinery has become the acknowledged leader in producing race winning components. Dart Machinery aluminum and cast iron engine blocks are designed to meet the specialized needs of