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SB Chevy 383 Stroker Engine Kit For 1pc Rear Main Seal Crankshaft, 85-Up Block For Sale - New and Used

SB Chevy 383 Stroker Engine Kit For 1pc Rear Main Seal Crankshaft, 85-Up Block

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SB Chevy 383 Stroker Engine Kit For 1pc Rear Main Seal Crankshaft, 85-Up Block:

MotorSports Unlimited



These kits include everything you need tocompletelyrebuild you motor, from top to bottom, kits includes,New crankshaft,pistons, bearings,performance camshaft and lifters, valve springs and retainers, valve locks,double row timing set, oil pump, complete gasket set, and brass freeze plugs.


This kitDOES And is set up to be used with 5.700" connecting rods.

We can add new connecting rods to this kit and balance the rotating assembly. Call 812-232-4282

We can modify this kit any way you need, such as Camshaft, Bore Size, ect. Just call us 812-232-4282

This Kit Includes.

  • 1 Set of H860CP30 Speed Pro Pistons Flat Top Approx Compression Ratio (10:1 With 64cc)
  • 1 Scat / PBM Nodular Iron Crankshaft 3.750" Stroke 1pc Rear Main Seal
  • 1 Set of2M139.030 Hastings Moly Rings
  • 1 Set of King CR807SIRod Bearings
  • 1 Set of King MB557SI Main bearings
  • 1 Set of Dura-Bond CH-8 Cam Bearings
  • 1Sealed Power 260-1269Complete Gasket Set for 1pc Rear Main Seal
  • 1 Melling M55HV High Volume Oil Pump
  • 1 PBM 700 Dual Row Timing Set 3 Key.
  • 1 Erson E110040 Performance Camshaft Hyd. (.465"/.488"Lift 224* / 234* @.05 Duration 112L/C) (Camshaft can be substituted for other applications call for details)
  • 1 Set PBMHA817Hyd. Lifters
  • 1 Set PBM 3000 Hyd. Valve springs ( 1.250" O.D. 110# @ 1.700" 300# @ 1.250" up to .500" lift)
  • 1 Set PBM 501SChrome Moly Retainers
  • 1 Set PBM 2057 Deg HD Keepers
  • 1 Set Pioneer PE100BFreeze Plugs



MOTORSPORTS UNLIMITED is a complete high performance speed shop with a warehouse stocked with thousands of parts available for immediate delivery. If you have any questions regarding Shipping, Parts not listed, Part quantity or any other general questions please call us @ 812-232-4282

Please visit our store to shop for other great products and combine or mix and match orders. We strive to give you the fastest shipping great customer service at the best price possible.

Visit My store: Motorsports Unlimited Speed Shop


Motorsports Unlimited warrants each new product to be free from defects in both workmanship and materials for a period of thirty (30) days from the date of purchase. Product in question should be returned to Motorsports Unlimited along with proof of purchase and a complete description of the problem. The product must be returned freight pre-paid; COD's will not be accepted. No parts will be reviewed for inspection if modifications have been made. If, after factory inspection, the part is deemed to be defective, it will be replaced or a refund will be issued.

Disclaimer Of Warranty

Motorsports Unlimited makes no written, oral, expressed, or implied statement of warranty or guarantee on any product sold, other than for defects in materials or workmanship as stated previously. Motorsports Unlimited will not assume liability for personal or property damage resulting from the use or misuse of any product we manufacture or sell, whether on the street or on the race track. Purchase and/or use of these products imply recognition and acceptance of this entire warranty and disclaimer by customer.

Shipping /Handling Policy


Please make sure we have your shipping address accurate and complete on your order to ensure the quickest possible delivery time. Our goal is to ship all orders within 1-2 business days. Remember, all custom and made-to-order parts require additional lead-time for delivery. Any orders over $250.00 will require signature at the time of delivery.

Parcel Damages in Transit - inspect your shipment upon arrival! Report any damage or shipping related breakage immediately to the carrier.

Payment and Tax Policy

Sales Policy and Payment Options

Payments may be made with Pay Pal orVisa, Master Card, or Discover by calling us Toll Free at 1-877-373-7223. In order to promptly process your order, please provide us with the correct billing information for a smooth as possible transaction.

Sales Tax

Motorsports Unlimited charges 7% sales tax to all Indiana residents.

Return Policy

Return Policy

You may return new, uninstalled items within 14 days of delivery for a refund. Items must be in their original condition and returned in their original packaging, packed inside another box. We'll also pay the return shipping costs if the return is a result of our error.

You must return all items included with the part you are returning. Returns that are missing small items (such as gaskets, bearings, pulleys, etc), will not be accepted.

You must contact us before making any returns to get a return authorization number.

  • If you are returning and item because of an error made by you, the customer, a 20% re-stocking fee will be imposed upon the cost of the item being returned.
  • If an error was made by Motorsports Unlimited, no re-stocking fee will be imposed. The return/exchange must be shipped prepaid by the customer. Upon receipt of the item, Motorsports Unlimited will reimburse the customer for shipping costs.
  • Items must be returned in the original packaging, packed inside another box (so that they may be re-sold).
  • Items must be in their original condition and not have been installed at any time or they will not be accepted.
  • All returns must be sent prepaid. No collect shipments will be accepted under any circumstances.
  • We suggest you use UPS or U.S. Postal Mail and insure your shipment for the full value to protect yourself against loss.
  • We cannot accept returns on custom or special ordered parts.
  • Heavily damaged items not caused during shipping transit, or exchanges beyond 30 days of original order date will not be accepted.

Privacy Policy

Shop with Confidence at Motorsports Unlimited We understand your concerns about online security and maintain rigorous standards to ensure your personal information is safe when you shop at Motorsports Unlimited.

Your information is safe Neither your name nor anything about you is sold or shared with any other company.

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