HKS Limited Edition 45th Anniversary GT-R Short Block

In order to maintain HKS 4.3L Kit for the VR38DETT engine to keep it in its best condition and to be durable for a long use, the main bearing cap is reinforced to prolong the bearing's life.

• HKS original enlarged thread size main stud bolts are included.
• The block’s thread size is enlarged.
• Line boring was performed to secure the high roundness of a journal even after the axial
force was increased.
• The best main bearing and conrod bearing were chosen from various tests.
• Reinforced Head Stud reinforces HKS Head Gasket.
• HKS high duration camshafts ensure the smooth acceleration to high engine speed.

Also Features:

• Full billet crankshaft. Balanced and liteweight
• Molybdenum coated billet pistons reduce friction and prevents galling at initial break-in
• High load capacity main bearings to imporve engine durability under high torque
• HKS high duration camshafts

Block Specs:

• Bore: 95.5mm Stroke: 99.0mm
• Comp-Ratio: (t=0.8) 8.6
• Allowable engine speed: 7,400rpm
• Displacement: 4,255cc

Other Parts Included: 

• HKS Valve Springs
• HKS Head Gasket
• Head Bolts ARP Strengthened stud bolt
• Main Bolts HKS M12 Stud Bolt（625+）
• HKS Pistons (Molybdenum coat）
• HKS Conecting Rods: Ｈ-beam
• HKS Crank Shaft
• Main Bearing ACL
• Con-Rod Bearing NISMO+WPC
• Crank Pulley ATI
• HKS Spark Plugs SUPER FIRE RACING M50HL