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$674.99
SB 383 Chevy Rotating Assem., One Piece, Flat Top-2 Valve, 5.7 Rod

SB 383 Chevy Rotating Assem., One Piece, Flat Top-2 Valve, 5.7 Rod
350 Chevy Small Block V8, 383 Chevy Small Block V8, 350 mains Main Journal Style
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Ships FREE
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Lincoln, NE -
Phoenix, AZ -
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KB Claimer Chevy 383 Hypereutectic Pistons, Flat Top, 5.7 Rod
Quantity: 1
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Details
Main Journal Style:
350 mains
Engine Stroke:
3.750"
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:
505 grams
Piston Ring Style:
A
Crankshaft Material:
Cast Steel
Rear Main Seal Style:
1-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
Notes:
Torque rod bolts to 50 ft./lbs.
MFG. Part #:
9151034
Sold in Quantity:
Kit
Info
Speedway introduces forged rotating assembly engine rebuild kits, with an optional balance job. Includes new 2-pc rear main seal crank, rods and pistons. Cranks are new so they use standard size bearings.
New one piece rear main cast steel crank. Standard size journals. Hyperuetectic piston set and Speedway Super Stock rods. ARP rod bolts.
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
C/R 58cc=12.0, 64cc=11.1, 76cc=9.8
Piston/Pin Weight: 607 g
Rod Length: 5.7"
Notes
Kits include:
- Scat Cast Steel Crankshaft
- One-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
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.
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Scat 935050L 383 Chevy Cast Steel Crankshaft, 1-Piece Main, 5.7 RodPart # 91513755Qty x 1
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Small Block Chevy 5140 Steel I-Beam Rods, 5.7 Inch, Press PinPart # 91015327Qty x 1
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KB Claimer Chevy 383 Hypereutectic Pistons, Flat Top, 5.7 RodPart # 4749906Qty x 1
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King HP Series Chevy 350/400 Large Journal Engine Rod Bearings, StdPart # 910807HP-STDQty x 1
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King MB 557HP HP Series Chevy 350 Large Journal Main BearingsPart # 910557HP-STDQty x 1
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Reviews
Q & A
Videos & Articles
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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.
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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.