• 9.0mm stroke without bore size change is incomparable.
• Billet Crankshaft
• The vibration generated from the V6 engine is reduced to a degree that is not annoying by precise balance adjustment. (The included parts must be used together）
• The structure was designed to reduce the load on the metals so it can withstand the increased load to the main metal due to higher torque.
• High-efficiency heavy metal made balance weight reduces the weight and achieves high engine response.

• A special oil jet to cool down the pistons to the optimum level is newly designed.

Specifications:

                                             HKS 4.3L Kit     Stock

Bore:                                     95.5mm             95.5mm

Stroke:                                  99.0mm            88.4mm

Comp ratio（t=0.8）:          8.6                        9.0

Tolerate RPM:                       7400rpm            7000rpm

Displacement:                       4255ml                3799ml

HKS VR38 4.3L 21004-AN019 Kit Contents

• HKS VR38DETT Billet Piston Kit (φ95.5-φ23) Part Number: 21003-AN011
• HKS VR38DETT Billet Crankshaft Part Number: 23006-AN007
• HKS VR38DETT H-Beam Conrod Step 3 (φ23 Pin) Part Numer: 23004-AN006