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HKS COMPLETE ENGINES
* Intake manifold, turbine and other engine auxiliary parts are not included.
【COMPLETE ENGINE for VR38DETT 4.3L STEP3】
VR38DETT 4.3 KIT was improved to make it able to handle high power in a long run. It comes with the strengthened main bearing cap and significantly improved long life bearing.
- Developed at HKS Original Oversize Main Stud Bolts
- Block threaded for oversize stud bolts
- Line boring ensure journal roundness
- Strengthened main bearing and connecting rod bearings
- HKS metal head gasket for improved sealing
- High angle camshafts for improved high end performance
- Specifically designed VR4.3 original crankshaft damper for improved torsional stability
Lightweight billet crankshaft improves response and decreases torsional vibration with high efficient balance weight.
Billet piston are coated with molybdenum to prevent initial galling and reduce friction.
High angle camshafts for improved high end performance
Specifically designed VR43 original crankshaft damper (Co-developed with ATI)
Strengthened main bearing with excellent durability specially selected to withstand high torque
Specifications
| HKS 4.3L KIT | Stock | |
|---|---|---|
| Bore | 95.5mm | 95.5mm |
| Stroke | 99.0mm | 88.4mm |
| Compression (t=0.8) | 8.6 | 9.0 |
| Max RPM | 7,400rpm | 7,000rpm |
| Displacement | 4,255cc | 3,799cc |
COMPLETE ENGINE VR38DETT 4.3L STEP3
| Camshaft | HKS IN：270° / LIFT 11mm |
|---|---|
| HKS EX：278° / LIFT 11mm | |
| Valve Spring | HKS Strengthened |
| Valve | Adjusted to seat |
| Head Gasket | HKS Metal Gasket (t=0.8) |
| Head Bolt | ARP Strengthened Stud Bolt |
| Block Modifications | Crankshaft interference eliminated |
| Oversize Main bearing thread | |
| Enlarged ladder cap hole | |
| Journal oil hole line boring | |
| Honing | |
| Mail Bolt | HKS M12 Stud Bolt (625+) |
| Piston | HKS billet (molybdenum coating) |
| Conrod | HKS H-Beam |
| Crankshaft | HKS billet, WPC reinforced Fillet |
| Main Bearing | ACL |
| Conrod Bearing | Stock + WPC |
| Crank Pulley | ATI |
| Cover | Baking finish |
| Spark Plug | HKS #10 |