Chevy 5.3L Stock LS 5.3L Bore 3.809 CH 1.335 Stroke 3.622 Rod 6.098 Flat Top Head 62cc (CP Bullets BLS1124-029)
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|
Make |
Chevrolet |
|
Engine Type |
LS Series |
|
Part Number |
BLS1124-029 |
|
Bore (in) |
3.809 |
|
Stroke (in) |
3.622 |
|
Rod Length (in) |
6.098 |
|
Comp Height |
1.335 |
|
Head Type |
Std 15 deg 5.3L |
|
Head CC |
62 |
|
Dome / Dish Height |
FT |
|
Dom/Dish CC |
-3.1 |
|
Compression Ratio |
10.3 |
|
Pin |
.945 x 2.250 |
|
Ring Thickness |
1.5 x 1.5 x 3.0mm |
|
VR Depth |
-.180 / -.130 |
|
Cubic Inch |
330 |
|
Piston Weight |
415 |
|
Style |
FT |
|
Valve Reliefs |
2 VR's |
|
Gas Port |
No |
| Product Name | Chevy 5.3L Stock LS 5.3L Bore 3.809 CH 1.335 Stroke 3.622 Rod 6.098 Flat Top Head 62cc (CP Bullets BLS1124-029) |
|---|---|
| Brands | CP Carrillo |
| Engine | GM / LS |
| Make | Chevrolet, GM, Holden, LS Chev |
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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 BLS1124-029 pistons in a 5.3L LS engine?
The BLS1124-029 pistons provide a compression ratio of 10.3:1 when used with 62cc cylinder heads. Ensure that your engine's overall setup, including head gasket thickness and combustion chamber volume, is accounted for to achieve this ratio.
What are the specific machining requirements for installing the BLS1124-029 pistons?
When installing the BLS1124-029 pistons, ensure that the bore clearance is set correctly according to the engine builder's specifications. Additionally, check that the ring gaps are properly set for the intended application, as these factors significantly affect performance and reliability.
What is the weight of the BLS1124-029 pistons, and how does it affect engine performance?
The BLS1124-029 pistons weigh 415 grams each. While lighter pistons can improve engine response and reduce inertia, it's essential to balance them with the rest of the rotating assembly to maintain engine smoothness and reliability.
Do the BLS1124-029 pistons require any specific valve relief considerations?
Yes, the BLS1124-029 pistons feature two valve reliefs. Ensure that your camshaft profile and valve lift do not interfere with the pistons during operation, particularly at higher RPMs.
What is the pin size for the BLS1124-029 pistons, and what should I consider for fitment?
The BLS1124-029 pistons use a pin size of .945 x 2.250 inches. Make sure that the connecting rods you are using are compatible with this pin size, and verify that the small-end of the rods may require honing for proper fitment.
