4 Piston Timing Chain Tensioner K20/K24 Stroker Kits Custom intake valve that dramatically

Custom intake valve that dramatically outperforms other off-the-shelf valves and weights up to 6 grams less per valve

Unique power producing exhaust port design

and doing so with increased longevity

the Ultra Series Intake Manifold has undergone extensive in-house dyno and on-car testing which has led to a design that is less restrictive

This is critical for many D16 owners that are running smaller lift camshafts

4 Piston Timing Chain Tensioner K20/K24 Stroker Kits Custom intake valve that dramaticallyThe 4P Timing Chain Tensioner pairs OEM build quality with an internal mechanical stop to prevent engine damage in the event of a failure. These tensioners are robust and can last tens of thousands of miles, but sometimes in motorsports things happen. In the event your car gets flipped around, flipped over, turns your engine forward then backward abruptly, missed gears and mechanical overrevs that can be really hard on any tensioner. The 4P tensioner