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#91510265
Premium SB Chevy Rotating Assembly, 383 .150 Dome, 6 In Rods
$1,708.99
/kit
In Stock
$1,734.42
Save $25.43
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#91510265
$1,708.99
/kit
In Stock
$1,734.42
Save $25.43
Quantity
Need Help? Call to Order
Add to a list
Select an engine to verify Fitment
Select Engine
350 mains Main Journal Style, 3.750" Engine Stroke
Comes as a Kit
View Kit Components
| MFG. Part # | 91510265 |
| Brand | Speedway Motors |
| Connecting Rod Type | H-Beam |
| Piston Style | Dome |
| Piston Material | Hypereutectic Aluminum |
Need help?
855.313.9176Quick and Easy Returns
Return PolicySpeedway introduces premium rotating assembly engine rebuild kits, with an optional balance job. Includes new 2-pc rear main seal cast steel crank, rods, pistons rod & main bearings. 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.
.150" dome, 595 g
C/R 58=13.4, 64cc=12.3, 76cc=10.7
Piston/Pin Weight: 450 g
Rod Length: 6.0", Ring Style: C
Kits include:
Kits include:
| KEY SPECS | |
|---|---|
| MFG. Part # | 91510265 |
| Brand | Speedway Motors |
| Connecting Rod Type | H-Beam |
| Piston Style | Dome |
| Piston Material | Hypereutectic Aluminum |
| GENERAL | |
| Main Journal Style | 350 mains |
| Engine Stroke | 3.750" |
| Connecting Rod Length | 6.000" |
| Connecting Rod Material | Forged 4340 Steel |
| Connecting Rod Weight | 638 grams |
| Connecting Rod Bolt Diameter | 7/16" |
| Dome Height | 0.150" |
| Piston Weight | 450 grams |
| Piston Ring Style | C |
| Crankshaft Material | Cast Steel |
| Rear Main Seal Style | 2-piece |
| Wrist Pin Diameter | .9272" |
| Wrist Pin Weight | 145 grams |
| Main Journal Diameter | 2.448" |
| Rod Journal Diameter | 2.10" |
| Bearing Construction | Bi-metal |
| Bearing Undersize | Standard |
| Narrowed Bearing | Yes |
| Coated Bearing | No |
| Sold in Quantity | Kit |
4.5
2 Reviews
Customers appreciate the product for its excellent quality and good fit, signifying its top-notch practicality. Its value is praised, delivering great quality for its price, making it a preferred choice over competitors. Repeated purchases came highly recommended due to its confirmed features and undeniable superior qualities.
4.5
2 reviews
5
1
4
1
3
0
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I would buy again
5.0
2 years ago
Tee
Bentonville,AR
Verified
Quality parts good fit
Would Recommend
Great value
4.0
10 years ago
KOracing
Owendale, Mi
Verified
Great quality for the price.
Would Recommend
Showing 2 of 2 reviews
8 Questions • 10 Answers
How much HP can this kit handle
by Gary
• 8 years ago
1 answer
View Answer
Piston Rings
by Jim
• 8 years ago
2 answers
View Answers
Will this rotating assembly support 7000 RPM?
by Justin
• 8 years ago
2 answers
View Answers
What heads do you guys recommend for this kit?
by Tugger
• 8 years ago
1 answer
View Answer
Can this crank be internally balanced and is it capable of withstanding 6 to 7 thousand rpm in a circle track set up
by Mikey
• 9 years ago
1 answer
View Answer
What size flywheel should be used?
by Jason
• 10 years ago
1 answer
View Answer
How much extra for balancing?
by brian
• 11 years ago
1 answer
View Answer
What is the compression
by cary
• 11 years ago
1 answer
View Answer
8 of 8 questions shown
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