Forged Pistons for Toyota 4AGE 16V 81.5 12:1 ( CP Pistons SC7653)
For shipping cost -add all the products you would like, then navigate to the shopping cart to calculate shipping quote.
|
Make |
Toyota |
|
Model |
4AG 16V |
|
Part Number |
SC7653 |
|
Cylinders |
4 |
|
Bore (in) |
3.209 |
|
Bore (mm) |
81.5 |
|
Size |
+0.5mm |
|
Stroke |
77 |
|
Conrod |
122 |
|
Comp Height (in) |
1.208 |
|
Comp Height (mm) |
30.7 |
|
Dom/Dish CC |
5 |
|
Compression Ratio |
12 |
|
Weight (Grams) |
290 |
|
Pin (mm) |
20 |
|
Rings |
CPN-3209 |
|
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 Toyota 4AGE 16V 81.5 12:1 ( CP Pistons SC7653) |
|---|---|
| Brands | CP Carrillo |
| Engine | 4AGE |
| Make | Toyota |
Delivery & Freight
We are an Australian-based company that ships items nationally and internationally, usually within 48 hours of receiving your order. High-value items shipped internationally are sent via DHL Express, while lower-value items are sent via Australia Post Express unless otherwise instructed.
You can calculate shipping rates inside the shopping cart. After adding all the products you would like, navigate to the cart and click the ESTIMATE SHIPPING & TAX link. .
If you only see the Click and Collect shipping option, it means that your address was not validated correctly.
If you have issues calculating freight, please get in touch. We are happy to help.
Disclaimer:
Product images are for description purposes only. Actual product may vary.
Shipping calculations available at checkout.
If you are unsure, get in touch by emailing [email protected], messaging us on Facebook, or phoning us at +61 7 5645 1333 (8am to 2pm AET).
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 SC7653 pistons?
For the SC7653 pistons, a typical bore clearance of 0.0015" to 0.0025" is recommended. This ensures proper expansion and reduces the risk of piston seizure, especially under high load conditions.
What compression ratio can I expect with the SC7653 pistons in my 4AGE engine?
The SC7653 pistons provide a compression ratio of 12:1 when used with a standard 4AGE cylinder head. However, actual compression may vary based on head gasket thickness and combustion chamber modifications.
Are the SC7653 pistons compatible with high lift camshafts?
Yes, the SC7653 pistons feature deep valve reliefs designed to accommodate high lift camshafts, making them suitable for performance applications where increased airflow is desired.
What type of wrist pins are included with the SC7653 pistons?
The SC7653 pistons come standard with 20mm wrist pins, specifically the 787-2250-16CP1C pins. Upgraded and ultra-duty pins are also available for those seeking additional strength.
What machining processes are required for the SC7653 pistons?
When installing SC7653 pistons, ensure that the cylinder bores are properly honed to match the piston size and that ring gaps are set according to your specific application. Balancing the rotating assembly is also crucial for optimal performance.
