Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 11 - Jul 16
For Your Every Summer RSVP, with Code: SUMMER15
Description
DART SHP LS Next PRO Cast Iron Engine Block 4.125" Bore 9.240" DeckThe Dart SHP LS Next PRO Cast Iron block is the ultimate upgrade for your build. The Dart SHP block is designed to support high flow & efficient cylinder head developed for the LS platforms, Whilst rectifying some of the noticeable issue of the 'Y' shaped LS bottom ends. This block is the ultimate foundation for your build. Features Of Your New Dart SHP LS Next Pro Cast Iron Block Cast with superior strength 220 BHN (Brinell Hardness) premium cast
The Dart SHP LS Next PRO Cast Iron block is the ultimate upgrade for your build.The Dart SHP block is designed to support high-flow & efficient cylinder head developed for the LS platforms, Whilst rectifying some of the noticeable issue of the 'Y' shaped LS bottom ends.
This block is the ultimate foundation for your build.
Features Of Your New Dart SHP LS Next Pro Cast Iron Block
- Cast with superior strength 220 BHN (Brinell Hardness) premium cast iron;
- Conventional style 4-bolt steel main caps;
- ARP Main Studs;
- Full main webbing for maximum bottom-end strength;
- 6 bolt per cylinder capability;
- 8-counterweight machining;
- Full skirt design;
- Extended cylinder barrels at the bottom to provide greater piston support for all combinations;
- Extra-thick Siamese cylinder bores;
- Blind head bolt holes don't go through into the water jacket;
- Provision for lifter oil restrictors in the lifter valley;
- Priority main oiling;
- Pro-Stock/Pro-Mod big block style stepped main oil galley;
- Thick deck to ensure reliable head gasket seal;
- External oil filter (must be used with stock or aftermarket oil pumps);
- Dual starter mounts;
- Expanded water jacket on #1 cylinder for additional cooling capacity;
- LSX-style lifter bosses and dog bone provision are provided;
Specifications
- Brand:Dart;
- Manufacturer's Part Number:31867212;
- Main Journal Type:LS mains;
- Engine Block Style:Aftermarket;
- Deck Height (in):9.240 in.;
- Cylinder Bore as Shipped:4.115 in.;
- Cylinder Bore Diameter: 4.125 in.;
- Maximum Bore Diameter:4.185 in.;
- Engine Block Material:Cast iron;
- Engine Block Weight (lbs):227 lbs.;
- Main Bolt Style:4-bolt;
- Main Caps Included:Yes;
- Main Cap Material:Steel;
- Main Cap Fasteners Included:Yes;
- Main Bearings Included:No;
- Rear Main Seal Style:1-piece;
- Finished Cylinder Bores:No;
- Raised Cam Location:No;
- Cam Bearings Included:No;
- Freeze Plugs Included:No;
Want To Know More About Our Dart Engine Packages?
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(03)8595 4343
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& schedule a time that best suits you. We will have one of our sales consultants contact you at your convenience.
Alternatively, We are available for Live Chat right now!
Shop with confidence with free freight Australia wide & discounted pricing.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 1870 reviews
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Product Reviews
★★★★★ 5
Perfect Summer Wedding Look – Affordable, Comfortable, and Stylish!
Size: Medium, Color: White/Black Flower, Size: Medium, Color: White/Black Flower
Absolutely thrilled with this purchase! We were looking for something both stylish and practical for a summer wedding, and this hit the mark perfectly. It was incredibly affordable, which was a bonus, but what really impressed us was the comfort and quality. My fiancé wore it all day in the summer heat and didn’t feel weighed down or overheated—thanks to the light, breathable, and sweat-wicking fabric. The fit was spot on and looked tailored right out of the package. Plus, the pattern was exactly as pictured—crisp, vibrant, and modern. A great option for weddings, outdoor events, or any warm-weather occasion. Highly recommend!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 26, 2025
★★★★★ 5
Get multiple colors!!
Size: X-Large, Color: Navy Blue Circle
This series is shirts quickly became some of my favorite to reach for. They are accommodating for muscular or V-frame guys without being constructing. They maintain their fresh look throughout a long day and can be dressed up easily.
Its a quick and easy way to level up your outfit without leveling out your wallet.
Stop reading and JUST BUY IT!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 11, 2025
★★★★★ 4
Buen estilo
Size: Medium, Color: White/Black Flower
Casual
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 26, 2024
★★★★★ 3
Breathability - meh
Size: Medium, Color: Navy Blue Circle
Not terribly breathable
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 27, 2026
★★★★★ 5
Wow.
Size: Medium, Color: White/Black Flower
Wow. What a nice shirt. Bought it fo my son after seeing almost the identical one in Men’s Warehouse for $65 dollars. I was going to get it when I saw it in the store, but I didn’t want to wait on the line. Then I saw it on Amazon. Beautiful shirt and fit. And I have a beautiful son.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 10, 2025
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