What are the torque specs?

Thank you for your inquiry. The torque spec can be found in an OE service manual for your application

do you have a set of main and a set of rod bearings stanard size for a 1980 pontiac 4.9

these will work just fine..... try them.

Do these fit for 1984 305?

Thank you for the question. Yes, the 8-2555A is cataloged for this application.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Sealed Power 8-2555A Engine Connecting Rod Bearing Set for Chevrolet Silverado 1500

Product ID: 2206819

Details

Bearing Number
8 2555A
Brand
Sealed Power
Item Weight
0.75 Pounds
Item dimensions L x W x H
4.96 x 2.88 x
Material
Aluminum

🔧ISO & QS certified precision manufacturing

⚙️Bi-metal aluminum alloy for superior strength

🛡️Greater seizure resistance than tri-metal bearings

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฿4934

Duties & taxes included

In stock

Sold byAmazon ThailandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚡ Power your ride with precision-engineered durability!

ENGINEERED FOR ENDURANCE - Bi-metal aluminum alloy construction dramatically reduces bearing wear and extends engine life.
PRECISION FIT GUARANTEED - Compatible with a wide range of classic Checker and Chevrolet models—check your fit with desertcart Confirmed Fit.
CERTIFIED QUALITY ASSURANCE - Manufactured under strict ISO & QS standards to ensure reliability and consistent performance.
UNMATCHED SEIZURE RESISTANCE - Outperforms tri-metal bearings to protect your engine under high stress and heat.
SURFACE HARDENED FOR PERFORMANCE - Silicon-infused bearing surface polishes crankshaft journals, minimizing friction and wear during operation.

The Sealed Power 8-2555A Engine Connecting Rod Bearing Set is a bi-metal aluminum alloy bearing designed for Chevrolet Silverado 1500 and select Checker models. Featuring silicon-enhanced surfaces for reduced wear and superior seizure resistance, it is manufactured under ISO & QS certified processes to ensure top-tier quality and fit. Ideal for stock and lightly modified engines, this bearing set delivers reliable performance and longevity.

Specifications

ASIN	B000C2FVHI
Bearing Number	8 2555A
Bearing Type	Bi Metal
Best Sellers Rank	#402,876 in Automotive ( See Top 100 in Automotive ) #54 in Automotive Replacement Engine Connecting Rod Bearings
Brand Name	Sealed Power
Compatible Lubricant	Oil
Customer Reviews	4.6 4.6 out of 5 stars (218)
Global Trade Identification Number	00087674958387
Included Components	Sealed Power 82555A Rod Bearing Set
Item Dimensions	4.96 x 2.88 x 1.25 inches
Item Type Name	Four Seasons 57237 Remanufactured R4 Lightweight Compressor
Item Weight	0.75 Pounds
Manufacturer	Sealed Power
Material Type	Aluminum
Model	82555A
Part Number	82555A
Specification Met	Attribute Not Appiicable to Product
UPC	087674958387
Unit Count	1.0 Count
Warranty Description	No Warranty

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