1. Engine Crankshafts Products
  2. sku: 17900057059010861
  3. CHEVROLET 3902885

CHEVROLET 3902885 Nos Gm Bearing Cap Bolts Windage Tray Studs

fits model: 454, 427, Corvette. make: Chevy, Chevrolet. year: 1972–1974.

3902885 Chevrolet Nos Gm Chevy 454 Main Bearing Cap Bolts Windage Tray Studs 427 Corvette 72 73 74

( Brand: Chevrolet ), ( Manufacturer Part Number: 3902885 ), ( Part Type: Bearing Tray Cap Bolt ), ( Material: Steel ), ( Vintage Part: Yes ), ( Country Of Origin: United States ), ( Performance Part: No )

Review CHEVROLET Nos Gm Chevy Main Bearing Cap Bolts Windage Tray Studs fits CORVETTE 454 427 1972–1974

High-Quality Chevrolet 454 Bearing Cap Bolts, Windage Tray Studs for 1972-1974 Corvette 427 Engines

Experience unparalleled performance and reliability with the Chevrolet 3902885 NOS GM Chevy 454 Bearing Cap Bolts and Windage Tray Studs, specifically designed for 1972-1974 Corvette 427 engines. These essential components are a must-have for any serious enthusiast or professional restorer seeking authentic and durable parts for their classic Corvette.

The Chevrolet 3902885 NOS GM Chevy 454 Bearing Cap Bolts are designed to ensure a perfect fit and secure hold on the bearing caps, minimizing the risk of engine failure due to loose or damaged bolts. Made from high-strength materials, these bolts are designed to withstand the immense pressures generated by the high-performance 454 engine, providing you with the peace of mind that your engine is securely fastened.

In addition to the bearing cap bolts, this set also includes windage tray studs. These studs are crucial for maintaining the proper alignment and stability of the crankshaft in your Corvette's engine. The windage tray studs help reduce the harmful effects of windage, or internal crankshaft oil whirl, which can lead to uneven engine performance and increased wear.

These NOS (New Old Stock) parts are original equipment manufacturer (OEM) replacements, meaning they are exact reproductions of the parts originally installed in your Corvette during production. This ensures a perfect fit and a factory-like appearance for your restoration project.

Whether you're restoring a classic Corvette or maintaining the performance of your beloved 427-powered vehicle, the Chevrolet 3902885 NOS GM Chevy 454 Bearing Cap Bolts and Windage Tray Studs are an essential investment. Upgrade your Corvette today with these high-quality, authentic parts and enjoy the power, reliability, and timeless style of this iconic American sports car.

Pros and Cons of Buying Chevrolet 3902885 GM Chevy 454 Bearing Cap Bolts, Windage Tray Studs for 1972-1974 Corvette - Conclusion and Recommendation

Pros:

1. Authenticity: These parts are officially manufactured by General Motors, ensuring they are designed to fit and function perfectly with your 1972-1974 Corvette 454 engine.

2. Quality: GM components are known for their durability and reliability, which can help reduce the potential for future issues.

3. Availability: As official GM parts, these components are readily available from various authorized dealers and online retailers.

Cons:

1. Price: Officially-branded parts can be more expensive than aftermarket alternatives.

2. Limited modifications: Since these are original parts, they may not allow for as much customization as aftermarket parts.

Conclusion:

While the Chevrolet 3902885 GM Chevy 454 Bearing Cap Bolts, Windage Tray Studs for 1972-1974 Corvette offer the benefit of being authentic and reliable, their higher price point may deter some buyers. If you prioritize originality and quality, these parts are a good choice. However, if you're looking to save money or modify your engine, you may want to consider aftermarket alternatives.

Recommendation:

If you're a purist who values originality and quality, purchasing the Chevrolet 3902885 GM Chevy 454 Bearing Cap Bolts, Windage Tray Studs for your 1972-1974 Corvette is a solid choice. If you're more concerned about cost or customization, researching high-quality aftermarket alternatives may be beneficial. Regardless of your decision, ensure that the parts you purchase are compatible with your specific engine year and model.

Details:

My book also calls these out as being for 1972-1974 Corvette 454 but it seems like this part number was used on 396 and 427 of earlier years, my might not have the full rundown vehicles that. This listing is for a box of new old stock GM studs to mount the windage tray on 454 Chevy engine, part number 3902885. Never used, in the GM box, probably 40 or more years old that's why I have them marked as used but can assure you these never been on an engine. My GM parts book calls these Crank Bearing Cap Stud 1/2x13 3/8 16x5 1/8 so they're main bearing cap bolts with the built in studs for windage tray.

part #: 3902885 prices

  • $39.00-$85.00

specifications cranshafengin:

  • for models: 454, 427, Corvette
  • for makes: Chevy, Chevrolet
  • for years: 1972-1974
  • brand: Chevrolet
  • mpn: 3902885
  • part type: Bearing Tray Cap Bolt
  • material: Steel
  • vintage part: Yes
  • country of origin: United States
  • performance part: No

seller cranshafengin:

  • rating: 100.0%
  • city: Brillion, Wisconsin
  • # reviews: 9362

general cranshafengin:

  • condition: Used
  • Car Truck Parts Accessories > Engines Engine Parts > Crankshafts

offer cranshafengin:

  • quantity: 1
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • started: December 17, 2025

payments cranshafengin:

  • credit card: Visa
  • other
  • wallet: Google-pay

returns cranshafengin:

  • policy: No Returns

shipping cranshafengin:

  • type: Fixed
  • service: Economy
  • cost: $10.00
  • class: Economy
  • transit: 3-9 Days
for models: 454, 427, corvette, for makes: chevy, chevrolet, for years: 1972-1974, part type: bearing tray cap bolt, vintage part: yes, country of origin: united states, performance part: no,
category: auto parts > car truck parts accessories > engines engine parts > crankshafts, material: steel, sku: 17900057059010861,
Chevrolet 3902885 Is Similar To:
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5 offers $39.00–$85.00 USD
  • Used. Offer #1 priced at $85.00 + $11.35 shipping estimate = $96.35* total. 1/2x13 3/8"-16x5 1/8 so they're main bearing cap bolts with the built in studs for the windage tray.+$11.35 shipping
  • Used. Offer #2 priced at $39.00 + $0.00 shipping estimate = $39.00* total. Very solid light rust.FREE SHIPPING
  • New other (see details). Offer #3 priced at $50.00 + $16.45 shipping estimate = $66.45* total. new without tag I bought two of these many years ago they have surface rust from sitting on the shelf in the garage a lot of moisture, but I m sure they will clean up fine Going through my garage and found this 396 427 windage tray.+$16.45 shipping
  • Used. Offer #4 priced at $70.00 + $10.00 shipping estimate = $80.00* total. Offering a Nice Used 1965-74 C2 C3 Corvette Oil Pan Windage Tray BBC 396 427 454 OEM NICE GM.+$10.00 shipping
  • New. Offer #5 priced at $325.00 + $12.00 shipping estimate = $337.00* total. THIS IS FOR RUNNING THE HI-PO WINDAGE TRAY ON THE EARLY BIG BLOCK CHEVROLET ENGINES L88 CORVETTE AND MANY OTHER APPLICATIONS SUCH AS 425HP L72, L71 430HP, ZL1, L78 AND L89 375HP, GENUINE GM STUDS! HAS THE STUD REQUIRED FOR THE REAR MAIN CAP INCLUDED THAT IS ALMOST IMPOSSIBLE TO FIND.+$12.00 shipping

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