Forged Pistons for Hyundai, 2.0L Beta 1, 82.5mm, 8.8:1 (CP Pistons SC7481)
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|
Make |
Hyundai |
|
Model |
Beta 1 2.0L |
|
Part Number |
SC7481 |
|
Cylinders |
4 |
|
Bore (in) |
3.248 |
|
Bore (mm) |
82.5 |
|
Size |
+0.5mm |
|
Stroke |
93.5 |
|
Conrod |
146.1 |
|
Comp Height (in) |
1.22 |
|
Comp Height (mm) |
31 |
|
Dom/Dish CC |
-11 |
|
Compression Ratio |
8.8 |
|
Weight (Grams) |
293 |
|
Pin (mm) |
20 |
|
Rings |
CPN-3248 |
|
Ring Thickness |
1.0 x 1.2 x 2.8mm |
|
Pin included (Standard) |
787-2250-16CP1C |
|
Upgraded Pin |
787-2250-18CP3C |
|
Ultra Duty Pin |
787-2250-24CP3C |
|
Locks |
787X050 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 Hyundai, 2.0L Beta 1, 82.5mm, 8.8:1 (CP Pistons SC7481) |
|---|---|
| Brands | CP Carrillo |
| Engine | Beta 1 2.0L |
| Make | Hyundai |
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 SC7481 pistons?
For the SC7481 pistons, a typical bore clearance of 0.0015" to 0.0020" is recommended. However, always confirm with your engine builder based on specific application and tolerances.
What compression ratio can I expect with the SC7481 pistons in a standard Beta 1 2.0L engine?
The SC7481 pistons provide a compression ratio of 8.8:1 when used in a standard Beta 1 2.0L engine. This ratio is suitable for moderate boost applications, but ensure proper tuning and fuel quality for optimal performance.
Are the SC7481 pistons compatible with aftermarket camshafts?
Yes, the SC7481 pistons feature deep valve reliefs designed to accommodate high lift camshafts and oversized valves, making them suitable for performance builds with aftermarket camshafts.
What is the weight of the SC7481 pistons, and how does it affect performance?
The SC7481 pistons weigh 293 grams each. Lighter pistons can improve engine response and reduce inertia, but ensure that the entire rotating assembly is balanced for reliability and performance.
Do the SC7481 pistons come with wrist pins, and what are the options for upgrades?
Yes, the SC7481 pistons include standard wrist pins at no additional cost. Upgraded options are available, including the 787-2250-18CP3C and ultra-duty 787-2250-24CP3C pins for enhanced strength and performance.
