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ATK ENGINES

T45- GAS

$2,073.53

SKU: A040 R3364

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Special Order
Ships in 4–6 weeks
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$100 Minimum Order
Non-Returnable Item
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Overview

This ATK HP36C is a 383 cubic inch Chevy Stroker complete engine, producing 435 horsepower and 475 lb-ft of torque. It is built with an OE roller block (4-bolt main, 1-piece rear seal, suitable for 1996-2000 applications). Key components include a Scat Nodular Iron crankshaft (external balance rear, internal balance front), Scat I-Beam 5.7” connecting rods with ARP 8740 bolts, and forged 10:1 compression pistons. The camshaft is a hydraulic roller with specs of 220/224 @.050” duration, .528”/.536” lift, and a 110LSA, driven by a double roller timing chain. It features ATK HP aluminum cylinder heads (72cc chambers, 200cc intake runners, 2.02”/1.60” valves) and 1.6 ratio billet aluminum roller rocker arms. The engine comes with a rear sump 5-quart oil pan, which is noted to be incompatible with Chevelles featuring steering behind the crossmember, some Corvettes, and 1962-1967 Chevy II’s. Other components include a Melling standard volume oil pump, externally balanced flexplate/flywheel (with Scat kit), internally balanced balancer, Edelbrock Performer RPM dual plane intake manifold, HEI distributor with an iron gear, OE long water pump, Quick Fuel 670CFM vacuum secondaries electric choke carburetor (#BR-67256), mechanical fuel pump, Autolite #3923 spark plugs, and 8mm spark plug wires.
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T45- GAS

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 R3364

Videos

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ATK Performance crate engine review
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Are Crate Engines Worth It? #engine #crateengine #automobile
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Part 2 Jegs ATK Vortec Crate Engine Tear Down
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ATK Crate Engine Review! Reveal of Our New Chevy 383 Stroker!

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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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