Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Air and Fuel› Intake Manifolds and Components

Speedmaster

Mid-Rise Aluminum Intake Manifold

Name: Mid-Rise Aluminum Intake Manifold
Brand: Speedmaster
SKU: 1-147-051

$2,376.50

SKU: 1-147-051

Free Shipping over $200

$100 Minimum Order

Non-Returnable Item

DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Speedmaster 1-147-051 is a mid-rise air intake manifold designed for carbureted applications. It is constructed from aluminum and features a black finish.

Show original supplier description

The Speedmaster 1-147-051 is a mid-rise air intake manifold engineered for carbureted applications, offering enhanced performance for Ford small block engines. Constructed from durable aluminum with a sleek black finish, this manifold features a stock/OEM standard deck engine block style, ensuring compatibility with many existing setups. It is designed as a dual-plane intake manifold with a mid-rise air gap design. This product includes essential components for installation, such as (5) pipe plugs, (3) bolts and flat washers, (1) threaded sensor adapter, and a throttle cable mounting bracket with its associated hardware. This manifold is specifically designed for Ford SB 260, 289, and 302 Windsor engines.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

Brand	Speedmaster
Part Number	1-147-051
Category	Air and Fuel

Videos

Edelbrock vs Speedmaster Air Gap Intakes! Small Block Mopar 318WILLRUN

Speedmaster Fuel Injection System

Speedmaster SBF Are They Really That Bad

Speedmaster Downdraft EFI Final Installation Video plus Factory Five Cobra Updates

Speedmaster Air Gap Dual Plane Intake ReView & Comparison

BUDGET Power? Speedmaster Cylinder Head Review! Are They Worth It? #cylinderhead

Edelbrock Vs Speedmaster Aluminum Small Block Mopar Heads! See for yourself.....

Speedmaster™ Downdraft EFI Stack Intake Manifold System Showcase

Speedmaster Downdraft EFI Initial Review

5,000+ Trusted brands

1M+ Enthusiasts

5M+ Parts sold

(760) 282-4645 hello@motormia.co

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy