AMS ALP.07.04.0303-1 Short Block Stage 3 4.1L VR38 for NISSAN Z (RZ34) 2022-

Description AMS ALP.07.04.0303-1 Short Block Stage 3 4.1L VR38 for NISSAN Z (RZ34) 2022-

The AMS Performance 4.1L VR38 Stage 3 Short Block is designed for high horsepower Nissan GTR builds. This fully assembled short block is crafted with precision machining using advanced in-house equipment. Each AMS engine is strategically strengthened to support the power and torque produced by OMEGA and ALPHA performance packages.

Assembled in a temperature and humidity controlled clean room, the short block ensures meticulous attention to detail. AMS applies decades of race-winning experience to the Nissan VR38, delivering a strong and advanced engine program for the GTR.

Product Notes: Horsepower and torque numbers, and RPM limits are approximate and can vary significantly depending on factors such as turbocharger selection, intake and exhaust restriction/backpressure, and fuel octane and quality, among others. The advertised numbers are based on optimal conditions and proper supporting modifications, but actual results may vary. In rare cases, component selection may vary due to supply chain delays. All substitutions will be communicated in advance during assembly. Assumes a good condition core is sent in, requiring a usable block complete with engine girdle and oil squirters.

• Fully assembled short block ready for heads, manifolds, and accessories
• Precision machining with advanced industry-leading equipment
• Utilizes existing engine as a core to build from
• New OEM gaskets, seals, and hardware throughout

Specifications:

• Displacement: 4.1 liters
• Bore: 95.5 mm (Grade 1, 2, or 3 varies)
• Stroke: 94.4 mm
• Approximate Compression Ratio: 9.75:1
• Recommended Rev Limit: 8600 RPM*
• Recommended Max Power & Torque: 1700 WHP / 1200 lb-ft*

Kit comes with:

• Inspect and blueprint engine block
• Hone / recondition cylinder to size
• Deck block
• Main girdle reinforcement and 12mm studs
• Hone main housing bore to AMS spec
• Bryant Racing billet “stroker” crankshaft
• Manley 300M connecting rods to AMS spec
• Manley pistons to AMS spec
• BBC rod bearings conversion
• Bryant crankshaft full balance job
• King main bearings
• BBC modified rod bearings
• New OEM seals and gaskets
• Multiple stage cleaning and prep process

Vehicle Compatibility:

• 2009-2011 Nissan R35 GT-R (CBA)
• 2012-2016 Nissan R35 GT-R (DBA)
• 2017-2019 Nissan R35 GT-R (Facelift DBA / “EBA”)
• 2020-Current Nissan R35 GT-R (4BA)
• Fits all USDM, JDM, Gulf, and European Models (LHD & RHD)