SKU: 87946610820

Chev 6.2L LS3 FAST LSXR Black Intake Manifold # FAST146102B

Sale price$1068.75 Regular price$1187.50
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Description

Chev 6.2L LS3 FAST LSXR Black Intake Manifold # FAST146102BIntake Manifold, Fuel Injected, Complete, Polymer, Black, Chevy, 6. 2L, LS3, L76, L92, L99, Each Cylinder Head Configuration: Rectangular Port LS3 L76 L92 L99 Fuel Injection Style: Multi port Basic Operating RPM Range: 1,800 6,000 Intake Section Included: Complete Throttle Body Bore Size: 102mm Engine Block Deck Height: Standard deck Injectors Included: No Multi Port Fuel Rails Included: No EGR: Yes Aftermarket Fuel Rail Required: No Throttle Body

Intake Manifold, Fuel-Injected, Complete, Polymer, Black, Chevy, 6.2L, LS3, L76, L92, L99, Each

Cylinder Head Configuration:

Rectangular Port LS3/L76/L92/L99

Fuel Injection Style:

Multi-port

Basic Operating RPM Range:

1,800-6,000

Intake Section Included:

Complete

Throttle Body Bore Size:

102mm

Engine Block Deck Height:

Standard deck

Injectors Included:

No

Multi-Port Fuel Rails Included:

No

EGR:

Yes

Aftermarket Fuel Rail Required:

No

Throttle Body Included:

No

Supplemental Bosses Cast-In:

Yes

Supplemental Bosses Machined:

No

Supplemental Boss Quantity:

Eight

Runners Included:

Yes

Runners Removable:

Yes

Plenum Material:

Polymer

Plenum Finish:

Black

Base Material:

Polymer

Base Color:

Black

Remanufactured:

No

Quantity:

Sold individually.

Notes:

This is a 3-piece unit designed for a stock throttle body or big mouth 102 mm throttle body. Must re-use factory O-rings intake seals or purchase seals separately. Drive-by-wire engines can re-use the OEM GM electronic 4-bolt throttle body. Will not fit cathedral port heads.

FAST LSXR Intake Manifolds

The engineers at FAST teamed up with the airflow specialists at RHS to develop a 3-piece, polymer intake manifold. They are constructed from a proprietary advanced polymer material that offers a host of benefits over aluminum aftermarket intakes, including lighter weight and improved strength and heat dissipating characteristics. While they feature a 102mm air inlet that is perfectly suited to the FAST Big Mouth 102mm throttle body, they can also be used with stock or aftermarket 90mm or 92mm throttle bodies. Other features include integrated nitrous bungs and perfect bolt-on fitment that allows for the use of factory accessories without modifications or clearance concerns. FAST LSXR intake manifolds' 3-piece modular design allows for easy disassembly and porting. This new design gives you the ability to remove individual runners from the manifold for modification.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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]
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SKU: 87946610820

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4.8 ★★★★★
Based on 12 reviews
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Product Reviews
L
Verified Purchase
LC
Boise, US
★★★★★ 3
Our dog loves it but it wasn’t durable enough to last
Color: Dogwood Jack, Size: Large, Color: Dogwood Jack, Size: Large
Our lab took to it as soon as we gave it to her. Perfect size for our 80 lb yellow lab. However, now that it’s in about 10 days, she’s able to break off chunks from this bone that are dime size or larger, and we have to throw it away
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 1, 2026
M
Verified Purchase
Matthew Anderson
Houston, US
★★★★★ 5
No problems after a year and a half
Color: Dogwood & Calming, Size: Medium
Have been regularly buying these for my corgi for about a year and a half. The 2 pack lasts about a month or 2 each time. Pieces break off in small enough pieces that they safely pass through his digestive system. He gnaws each one down to about 1/4 the original size before we take it away and give him a new one. He continues to have regular bowel movements and has a healthy appetite so I can’t imagine any problems arising after so long. I have tried other alternatives and every other similar chew breaks off in larger pieces and didn’t feel comfortable letting him chew/eat them. I noticed there are a few 1 star reviews saying their dogs got sick off these but after a year and a half I have had 0 issues with this product. I guess it depends on the dog and how big of pieces they are swallowing. My dog ingests pieces about the size of a grain of rice so just pay attention and you should be fine.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 18, 2026
T
Verified Purchase
terlynn4
Lowell, US
★★★★★ 5
Long lasting and safer alternative to sticks
Color: Dogwood & Calming, Size: Medium
These are great, very durable, and have lasted a very long time. Much safer for my dogs than the random sticks they find in the yard. They do get shorter with chewing eventually, but they don't break off in little chunks like I've seen with some nylon chews, and they don't splinter like wood. Medium size works well for both my 16 lb Cavalier and my 60 lb Pyrenees/Golden mix. They're both moderate-to-aggressive chewers, though size obviously affects how much damage they can do. I wish you could buy the hemp chew separately because that one is very much a favorite in my house, so after 2 years and 2 purchases, I have barely any left of the remaining hemp chew, but still 2 of the dogwood chews that neither dog is as interested in anymore. I'd love to buy a couple more of just the hemp one.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
S
Verified Purchase
Shannon Brace
Port Orchard, US
★★★★★ 5
Your dog will thank you.
Color: Dogwood & Fresh Breath, Size: Large
My dogs loves to chew on these. They make a small mess but not as bad as other chews. They are food for keeping teeth clean.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
A
Verified Purchase
Anna
New York, US
★★★★★ 5
Nice chew toy
Color: Dogwood Mushroom, Size: Medium, Color: Dogwood Mushroom, Size: Medium
Super durable and puppy loves it. It was a bit hard for her at first but now at 5 months it’s one of her favorite things to gnaw on! It is heavy for the size but seems to be great quality and has given many hours of chew time with minimal wear.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 12, 2026

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