Jeep 4.0 Stroker Kits

STAGE 1 ROTATING ASSEMBLY 9.0:1C.R.

4.2 L Connecting Rods
Hypereutectic Pistons
Cast Piston Rings
Brand New Scat 3.895” Stroke 9000 Series Performance Cast Steel Crankshaft
Brand New Connecting Rods
Rod and Main Bearings
$879 USD | Buy Now / More Info

STAGE 2 ROTATING ASSEMBLY 9.25:1C.R.

4.2 L Connecting Rods
Cast Pistons
Cast Piston Rings
Brand New Scat 3.895” Stroke 9000 Series Performance Cast Steel Crankshaft
New Connecting Rods
Rod and Main Bearings
$849.00 USD | Buy Now / More Info

STAGE 3 ROTATING ASSEMBLY 9.3:1C.R.

4.0 L Connecting Rods
Icon forged pistons #IC944
Cast Piston Rings
Brand New Scat 3.895” Stroke 9000 Series Performance Cast Steel Crankshaft
Reconditioned Connecting Rods
Rod and Main Bearings
$949 USD | Buy Now / More Info

Add a Cam Kit

Choose between:

Stage 1 Performance Cam Kit | $327 USD

Duration 263/265. Includes: Camshaft, Lifters, Timing Set, Pushrods and Cambolt. This is the only kit that works with stock valve springs.

Stage 2 Performance Cam Kit | $458 USD

Duration 214/218 @ .050 lift. Includes: Camshaft, Lifters, Timing Set, Pushrods, Cambolt, Valve Springs, Retainers and Keepers.

Add a HP Ported Head

Choose between:

Stage 2 Performance Head | $650 USD

Stage 3 Performance Head | $750 USD

$100 refundable core charge

Heads are shot peened, magnufluxed to check for cracks. Each receive a complete 3 angle valve job. Valve seats are opened up to accommodate large intake (2.0 in.) and exhaust valves (1.551 in.). Custom port work is then performed to help the engine breath better and to increase the power. The head is then assembled with the new oversize valves and performance valve springs.

Jeep 4.0L Engine Spec Sheets

jeep 4.0 performance spec sheet

Find more info here. Or download the pdf