Forged Pistons for Toyota 2JZ 87 8.5:1 (CP Pistons SC7461)
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|
Make |
Toyota |
|
Model |
2JZGTE |
|
Part Number |
SC7461 |
|
Cylinders |
6 |
|
Bore (in) |
3.425 |
|
Bore (mm) |
87 |
|
Size |
+1.0mm |
|
Stroke |
86 |
|
Conrod |
142 |
|
Comp Height (in) |
1.338 |
|
Comp Height (mm) |
34 |
|
Dom/Dish CC |
-14.55 |
|
Compression Ratio |
8.5 |
|
Weight (Grams) |
330 |
|
Pin (mm) |
22 |
|
Rings |
CPN-3425 |
|
Ring Thickness |
1.0 x 1.2 x 2.8mm |
|
Pin included (Standard) |
866-2250-18CP1C |
|
Upgraded Pin |
866-2250-20CP3C |
|
Ultra Duty Pin |
866-2250-25CP3C |
|
Locks |
866x063 SWL |
CP pistons are compatible with oversized valves and high lift camshafts. CP Pistons represent the highest quality and is engineered for maximum power. Standard features include: Deep valve reliefs accommodate high lift camshafts; Larger valve reliefs for +1mm valve sizes; Custom skirt cam and barrel design; Accumulator grooves; High strength aluminum forgings; High performance rings; Fully CNC machined and balanced to +/- 1 gram; Wrist pins included at no additional cost; Double pin oilers force fed from oil ring groove; Pin lock grooves for easy lock removal; Pin fitting included.
| Product Name | Forged Pistons for Toyota 2JZ 87 8.5:1 (CP Pistons SC7461) |
|---|---|
| Brands | CP Carrillo |
| Engine | 2JZ |
| Make | Toyota |
Delivery & Freight
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What information do I need to match these pistons to my engine?
You need the engine code, bore size, stroke, rod length, pin diameter and target compression ratio. These determine the correct piston compression height and crown design.
How should ring gaps be set for these pistons?
Ring gaps must be set by your engine builder based on fuel type, boost level and the intended rpm range. Forced-induction engines usually require larger gaps.
Are forged pistons suitable for street engines?
Yes. Forged pistons handle detonation and high cylinder pressure better than cast units. Your builder should set the piston-to-bore clearance to suit your application.
What is the recommended bore clearance for the CP Pistons SC7461?
For the CP Pistons SC7461, a typical bore clearance of 0.0020" to 0.0025" is recommended. However, final clearance should be determined by the engine builder based on specific application and tolerances.
What compression ratio can I expect with the SC7461 pistons in a 2JZ engine?
The SC7461 pistons provide a compression ratio of 8.5:1 when used in a standard 2JZ engine configuration. This ratio is suitable for moderate boost applications, but always consider tuning and fuel quality for optimal performance.
Do I need to modify my engine for these pistons?
The SC7461 pistons feature deep valve reliefs, making them compatible with oversized valves and high lift camshafts. However, you may still need to check for clearance and potentially modify your engine to accommodate specific setups.
What is the weight of the SC7461 pistons, and how does it affect performance?
The SC7461 pistons weigh 330 grams each. Lighter pistons can improve engine response and reduce reciprocating mass, but ensure that the entire rotating assembly is balanced for optimal performance and reliability.
What type of wrist pins are included with the SC7461 pistons?
The SC7461 pistons come with standard wrist pins (part number 866-2250-18CP1C) included at no additional cost. Upgraded and ultra-duty pins are also available for those looking for enhanced durability.
