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Brand: United Engine & Machine Co
IC778.STD United Engine Machine Big Block Chevy 454ci Forged Pistons
Big Block Chevy 454ci Forged Pistons with a 4.250" bore and 6.385" connecting rod.
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IC778.STD United Engine Machine Big Block Chevy 454ci Forged Pistons
Forged Pistons Big Block Chevy 454ci.
Hollow Dome 2V.
4.250" Bore (STD).
6.385" Connecting Rod.
4.000" Crank Stroke.
-18cc Head Volume.
Closed Chamber Design.
Comp.
Ratio: 11.7/96.5cc; 9.9/115cc; 9.5/119cc.
8/pkg Technical Specs: Alloy: Premium High Ductility 2618.
Bore: 4.250".
Crankshaft Stroke: 4.000".
Connecting Rod Length: 6.385".
Deck Height: 9.800''.
Compression Height: 1.395''.
Pin Size: 0.990'' x 2.750".
Pin Location: Centered.
Effective Head Volume: -18cc.
Intake Valve Relief: 0.285'' Depth / 2.300'' Diameter.
Exhaust Valve Relief: 0.000" Depth / 0.000" Diameter.
Top Landing Height: 0.222''.
Ring Grooves: 1/16'' Top; 1/16'' Middle; 3/16'' Bottom.
Gram Weight: 591/141.
Compression Ratio: 11.7:1 w/96.5cc Heads; 9.9:1 w/115cc Heads; 9.5:1/119cc.
Key Features
Specifications
- Length
- 18.0 lb
- Width
- 9.0 lb
- Height
- 3.38 lb
- Weight
- 13.0 lb
- ASIN
- B01N9OKBJJ
- UPC
- 800745114105
- Ships From
- United States
- Brand
- United Engine & Machine Co
Frequently Asked Questions
About IC778.STD United Engine Machine Big Block Chevy 454ci Forged Pistons
01 What is the bore size of the pistons?
The bore size is 4.250".
02 What is the connecting rod length?
The connecting rod length is 6.385".
03 What is the compression ratio with 96.5cc heads?
The compression ratio is 11.7:1 with 96.5cc heads.
04 What is the ASIN for this product?
The ASIN for this product is B01N9OKBJJ.
05 What is the UPC / barcode for this product?
The UPC/barcode for this product is 800745114105.
06 Where does this ship from?
Orders ship from our fulfillment center in Dover, Delaware, USA.
07 How many days will it take to arrive?
Orders ship within 1-2 business days and typically arrive within 4-5 business days via free standard shipping -- usually by Aug 28.
08 Does this product accept returns?
Yes -- this item can be returned within 15 days of delivery for a free return by mail. See our return policy for full details.
Special Offer
IC778.STD United Engine Machine Big Block Chevy 454ci Forged Pistons
Get 5% off this item today — code TRY5 at checkout.
$123.52
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