Molnar Forged 4.000 Stroke 455 Mains Crankshaft for Pontiac421 4000UC6F Molnar Crankshaft, Pontiac, 4. 000 Stroke, 421 Main, 2. 200 Rod Journal, 6. 625 or Longer Rod, Internal Balance, Bob Weight 2150 Balance Type Internal Crankshaft Stroke 4. 650 Crankshaft Series Standard Weight Crankshaft Material 4340 Steel Main Journal 400 Rear Main Seal 2 Piece Rod Journal 2. 200

0 Outside Diameter: 34

3" 409 Stainless Steel Construction: This muffler delete pipe is constructed from 3" mandrel-bent 409 stainless steel tubing for maximum strength and durability

050 Inch Lift 237° Exhaust Duration

plus a billet aluminum oil fill cap

The user-friendly setup wizard allows you to answer a few simple questions about your engine and the system will begin self-tuning with no laptop or tuning experience required

The pushrods are then heat-treated for maximum strength to ensure compatibility with guide plates

2015-2019 Ford F-150 XLT SuperCab Pickup

Includes the most comprehensive Lifetime Warranty in the industry covers all kit contents including brackets

As soon as your activation switch or button is released

87”- same as LS7) & tall deck (5

Incorporates high-quality polymer materials

driving excitement