SKU: 4589966692

Holley EFI Intake Manifold Chev 350 Early Pattern # HO300-260

Sale price$447.75 Regular price$497.50
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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 4 - Aug 9

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Description

Holley EFI Intake Manifold Chev 350 Early Pattern # HO300-260Intake Manifolds, Fuel Injected, EFI, Multi port, Aluminum, Natural, Single plane, Plenum, 4150 Square Bore Mounting Flange, Chevy, Small Block, Each Fuel Injection Style: Multi port Basic Operating RPM Range: 2,500 7,500 Intake Section Included: Complete Engine Block Deck Height: Standard deck Injectors Included: No Multi Port Fuel Rails Included: Yes EGR: No Aftermarket Fuel Rail Required: Yes Throttle Body Included: No Supplemental Bosses Cast In:

Intake Manifolds, Fuel Injected, EFI, Multi-port, Aluminum, Natural, Single-plane, Plenum, 4150 Square Bore Mounting Flange, Chevy, Small Block, Each

Fuel Injection Style:

Multi-port

Basic Operating RPM Range:

2,500-7,500

Intake Section Included:

Complete

Engine Block Deck Height:

Standard deck

Injectors Included:

No

Multi-Port Fuel Rails Included:

Yes

EGR:

No

Aftermarket Fuel Rail Required:

Yes

Throttle Body Included:

No

Supplemental Bosses Cast-In:

No

Supplemental Bosses Machined:

No

Runners Included:

Yes

Runners Removable:

No

Plenum Material:

Aluminum

Plenum Finish:

Natural

Base Material:

Aluminum

Base Color:

Natural

Quantity:

Sold individually.

Notes:

Single-plane intake with 4150 square bore mounting flange.

Holley EFI Intake Manifolds

Holley EFI intake manifolds feature port-matched upper and lower runners for reduced restrictions. Plus, the EGR passages have been relocated to the outside of the manifold to allow for the use of larger intake ports. The result is greater air capacity, which makes these manifolds the perfect choice for supercharged engines. They're available in a variety of styles and options; select the model designed for your vehicle and/or engine application.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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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: 4589966692

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4.6 ★★★★★
Based on 7 reviews
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Product Reviews
K
Verified Purchase
Keith K
Battle Creek, US
★★★★★ 5
Perfect for Blind Dogs, Fun and Durable
Size: 2-pack, Style: Duo
My blind dog loves these Chuckit! sniff balls. She can easily sniff them out and plays fetch with them for 20 minutes a day, even running up and down the stairs. The balls are durable, bounce well, and the bacon and peanut butter scent keeps her engaged. I do wish Chuckit! would bring back the version with a tone so we could play fetch outside more easily. Overall, a fantastic toy for dogs that rely on scent and a fun way to keep them active.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 14, 2026
S
Verified Purchase
S L
Fort Morgan, US
★★★★★ 5
My Golden Loves
Size: 2-pack, Style: Duo
My 8 month old Golden Retriever loves these. It is also one of the few products she cannot destroy. They smell as described and she loves to chew them and play fetch when. She can chew these easily without destroying them. Overall good value for the money for my Golden
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 2, 2026
A
Verified Purchase
Amazon Customer
Belleville, US
★★★★★ 5
My dogs are obsessed with this ball
Size: 2-pack, Style: Duo
Great quality! I have 2 boxers that love it and the ball is still intact
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 31, 2026
D
Verified Purchase
Dianna H
Dallas, US
★★★★★ 5
Not Scented, but Dog Approved
Size: 2-pack, Style: Duo
They don't smell like peanut butter or bacon. But our dogs still love them.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 31, 2025
W
Verified Purchase
waragon
Cuba, US
★★★★★ 4
If they squeaked, they would be the perfect ball!
Size: 2-pack, Style: Duo
I bought our 15 month old Coton several Chuck-It toys on an Amazon deal. He is incredibly playful, mischievous, and ball/toy obsessed, especially for anything that makes noise. He can also be very destructive so I love how durable most of their products are - they’re among our longest lasting toys and worth every penny. We have yet to take them to the dog park, but they’re a perfect size for sharing in plat time. And they are keeping him busy at home - that’s a good thing. The scent is subtle but strong enough for him I guess because he loves gnawing on them. If they had squeakers, they would be absolutely perfect. Hopefully Chuck-It will see an opportunity for that down the road!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2026

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