Small Block Ford Dish -18cc 4.6L Sock 2V/4V 3.582 BORE, 3.543 Stroke, 5.932 rod 53cc head 8.3 to 1 comp (CP Bullets BF9820-030)
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|
Make |
Ford |
|
Engine Type |
4.6L Power Adder |
|
Part Number |
BF9820-030 |
|
Bore (in) |
3.582 |
|
Stroke (in) |
3.543 |
|
Rod Length (in) |
5.933 |
|
Comp Height |
1.22 |
|
Head Type |
Stock 4V |
|
Head CC |
53 |
|
Dome / Dish Height |
-0.17 |
|
Dom/Dish CC |
-18 |
|
Compression Ratio |
8.3 |
|
Pin |
.866 x 2.500 |
|
Ring Thickness |
1.5 x 1.5 x 3.0mm |
|
VR Depth |
N/A |
|
Cubic Inch |
286 |
|
Piston Weight |
366 |
|
Style |
Dish |
|
Valve Reliefs |
None |
|
Gas Port |
No |
| Product Name | Small Block Ford Dish -18cc 4.6L Sock 2V/4V 3.582 BORE, 3.543 Stroke, 5.932 rod 53cc head 8.3 to 1 comp (CP Bullets BF9820-030) |
|---|---|
| Brands | CP Carrillo |
| Engine | Ford V8 |
| Make | Ford |
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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 compression ratio for the BF9820-030 pistons in a Small Block Ford engine?
The BF9820-030 pistons are designed to achieve a compression ratio of 8.3:1 when used with a stock 53cc head. Ensure that the combination of your cylinder head and piston dish volume is compatible to maintain this ratio.
What bore and stroke specifications are compatible with the BF9820-030 pistons?
These pistons are suitable for a bore of 3.582 inches and a stroke of 3.543 inches, making them ideal for a 4.6L Small Block Ford engine configuration.
What is the weight of the BF9820-030 pistons, and how might this affect engine performance?
The BF9820-030 pistons weigh 366 grams each. Lighter pistons can improve engine response and reduce reciprocating mass, but ensure that your engine's balance and rotating assembly are properly configured to accommodate this weight.
Do the BF9820-030 pistons require any specific machining before installation?
Yes, it is essential to check the bore clearance and ensure proper ring gap settings as per your engine build specifications. Additionally, confirm that the small-end and big-end clearances are within acceptable limits for optimal performance.
What type of ring thickness do the BF9820-030 pistons use, and how does it affect performance?
The BF9820-030 pistons use a ring thickness of 1.5mm x 1.5mm x 3.0mm. This configuration is suitable for performance applications, providing a balance between sealing and reduced friction, which is critical for maintaining power and efficiency.
