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ATK ENGINES

GM 4T80E AUTO 4-SPD

$5,180.67

SKU: A040 T4002AA

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The ATK HP79 is a Ford 302 Base Engine, producing 300 horsepower and 336 lb-ft of torque. It features a seasoned OE roller block (1987-1995) with a 4.040” x 3.000” bore/stroke and 302 cubic inch displacement. The engine utilizes an OE 1-piece seal external balance 50oz crankshaft, OE rods, and hypereutectic pistons with 9.1:1 compression and moly rings. It includes a hydraulic roller camshaft with specs of 219/219 @50 .498in/.498ex 110LSA, a double roller timing chain, and OE E5TE/E7TE 62cc cylinder heads with 1.77/1.46 valves. The rocker arms are stamped steel 1.6 pedestal mount. It comes with a front sump oil pan and a Melling high volume oil pump.
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GM 4T80E AUTO 4-SPD

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

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Specifications

BrandATK ENGINES
Part NumberA040 T4002AA
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

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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.

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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.

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