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Promo: AUGUST    Expires: 8/9/20
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$609.99
SB Chevy Rotating Assembly, 350 Flat Top-2 Valve Relief, 5.7 Rod
SB Chevy Rotating Assembly, 350 Flat Top-2 Valve Relief, 5.7 Rod

SB Chevy Rotating Assembly, 350 Flat Top-2 Valve Relief, 5.7 Rod

350 Chevy Small Block V8, 350 mains Main Journal Style, 3.480" Engine Stroke

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SB Chevy Rotating Assembly, 350 Flat Top-2 Valve Relief, 5.7 Rod
SB Chevy Rotating Assembly, 350 Flat Top-2 Valve Relief, 5.7 Rod
SB Chevy Rotating Assembly, 350 Flat Top-2 Valve Relief, 5.7 Rod
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SB Chevy Rotating Assembly, 350 Flat Top-2 Valve Relief, 5.7 Rod
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Part # 91510207
$609.99
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  • For Chevy 350 small block V8
  • Kit includes 2-pc rear main seal cast steel crank, rods and pistons
  • 3.480" engine stroke
  • Hypereutectic aluminum piston material
  • Forged 5140 Steel connecting rod

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You're almost there! This kit has an option or two for you to select. Let us know which options you want for your new kit.
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KB Claimer Chevy 350 Hypereutectic Pistons, Flat Top, 5.7 Rod
KB Claimer Chevy 350 Hypereutectic Pistons, Flat Top, 5.7 Rod
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Details

Main Journal Style:
350 mains
Engine Stroke:
3.480"
Connecting Rod Type:
I-Beam
Connecting Rod Length:
5.700"
Connecting Rod Material:
Forged 5140 Steel
Connecting Rod Weight:
646 grams
Connecting Rod Bolt Diameter:
3/8"
Piston Style:
Flat Top w/ 2 valve reliefs
Piston Material:
Hypereutectic Aluminum
Piston Weight:
512 grams
Piston Ring Style:
A
Crankshaft Material:
Cast Steel
Rear Main Seal Style:
2-piece
Wrist Pin Diameter:
.9272"
Wrist Pin Weight:
102 grams
Main Journal Diameter:
2.448"
Rod Journal Diameter:
2.10"
Bearing Construction:
Bi-metal
Bearing Undersize:
Standard
Narrowed Bearing:
Yes
Coated Bearing:
No
MFG. Part #:
91510207
Sold in Quantity:
Kit

Info

Speedway introduces rotating assembly engine rebuild kits, with an optional balance job. Includes 2-pc rear main seal cast steel crank, rods and pistons. Cranks are new so they use standard size bearings.

All balancing is done with our state-of-the-art Hines balancer by race mechanics with over 30 years of experience! A kit purchased with the optional balance job will ship in 24-48 hours.

NOTE: Piston rings are not included and must be purchased separately.

Item Details

Flat top, 2 valve relief
Ring style: A

C/R 58cc=10.7, 64cc=10.4, 76cc=9.1
Piston/Pin Weight:614 g
Rod Length: 5.7"     

Notes

Kits include:

  • Speedway Cast Steel Crankshaft
    • Two-piece rear main
    • 80-60-06 cast steel construction
    • Fatigue-resistant with near forged steel endurance
    • Standard size journals
  • Speedway 5140 I-Beam Claimer Connecting Rods
    • 5140 heat treated steel
    • Shot peened and magnafluxed
    • Press pin
    • 5.7" length
    • 646 grams
  • KB Signature Series Hypereutectic Claimer Pistons
    • Coated skirts
    • Wrist pin lock rings
    • T-5 hypereutectic construction
    • Can be used with press fit or floating wrist pins

Important Messages:

  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Some parts are not legal for use in California or other states with similar laws/regulations

Related Products

What's In The Kit

Each kit from Speedway Motors is carefully packaged and delivered right to your door. Below is a list of all the items you should expect to receive when you order this kit. Some of these items may also be available for sale individually if you're here looking for replacement parts.
  • Speedway Chevy 350 Crankshaft, Two-Piece Main
    Qty x 1
  • Small Block Chevy 5140 Steel I-Beam Rods, 5.7 Inch, Press Pin
    Qty x 1
  • KB Claimer Chevy 350 Hypereutectic Pistons, Flat Top, 5.7 Rod
    Qty x 1
  • King HP Series Chevy 350/400 Large Journal Engine Rod Bearings, Std
    Qty x 1
  • King MB 557HP HP Series Chevy 350 Large Journal Main Bearings
    Qty x 1

More Like This

Reviews

Q & A

Videos & Articles
  • Learn about the importance of getting the chain tension set correctly, and why it is critical that we get it as near perfect as we can. Walkthrough a basic procedure that effectively and consistently gets the chain tension set properly every time.
  • Step back in time with our modern reproduction of the iconic Chevy 461 double hump cylinder heads, now cast in lightweight aluminum! In this video, Joe and Wyatt discuss the features that bring the vaunted camel hump heads into the 21st Century.
  • In this Tech Tip, John discusses LT1 rotating assembly options for a customer looking to build a solid autoX, drag, and occasional strip powerplant for his Firebird.
  • Professional insight on some useful crate engine tools that will improve your engine building experience.

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