BluePrint Builder Series 632/815HP Standard Edition Carbureted Crate Engine and 4L80E Trans Combos B632K4L8

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Part Number: MLL-B632K4L8

$29,099.00

632 c.i. Standard Edition Builder Series, Carbureted, 4L80E Automatic Transmission /w Polished Pulley Kit. Incl. 30 month/50,000 warranty & Dyno
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BluePrint Builder Series 632/815HP Standard Edition Carbureted Crate Engine and 4L80E Trans Combos B632K4L8

BluePrint Builder Series 632/815HP Standard Edition Carbureted Crate Engine and 4L80E Trans Combos B632K4L8

MLL-B632K4L8

Not Yet Reviewed

Part Number: MLL-B632K4L8

Estimated Ship Date: Nov 3, 2026

$29,099.00

Estimated Ship Date: Nov 3, 2026

Overview

Brand:
Manufacturer's Part Number:
B632K4L8
Part Type:
Product Line:
Summit Racing Part Number:
MLL-B632K4L8
UPC:
00887753983619
Crate Engine Family:
Chevy Big Block
Engine Assembly Style:
Long block
Assembled:
Yes
Intake Manifold Included:
Yes
Carburetor Included:
Yes
Throttle Body Included:
No
Cylinder Heads Included:
Yes
Cylinder Head Material:
Cast aluminum
Distributor Included:
Yes
Oil Pan Included:
Yes
Valve Covers Included:
Yes
Timing Cover Included:
Yes
Water Pump Included:
Yes
Harmonic Balancer Included:
Yes
Spark Plugs Included:
Yes
Spark Plug Wires Included:
Yes
Flexplate Included:
Yes
Flywheel Included:
No
Transmission Controller Included:
Yes
Torque Converter Included:
Yes
Wiring Harness Included:
No
Computer Included:
No
Quantity:
Sold as a kit.
Notes:
Carburetor included is a Gen 3 Dominator 1,250 cfm carburetor with manual choke. Tall deck block. Oil pan has a rear sump.
Special Attention:
Includes a polished finish accessory drive system with a reverse rotation short water pump, type II power steering pump, remote power steering reservoir, 140 amp 1-wire alternator, and a 7B10 peanut style air conditioning compressor.

BluePrint Builder Series 632/815HP Standard Edition Carbureted Crate Engine and 4L80E Trans Combos

BluePrint Standard Edition Builder Series combos pair engine and transmission, eliminating guesswork, making it easier to gain the performance you desire. These combos match a carbureted GM big block-compatible 632 c.i.d. Pro Series engine with a 4L80E automatic transmission enabling the production of an outstanding 815 hp and 775 lb.-ft. of torque with a compression ratio of 11:1.

BluePrint high-strength cast iron engine block:
* 4.600 in. bore
* 4-bolt main
* One-piece rear main seal
* Tall deck (cylinder deck is approximately .400 taller/wider than OEM block)
* Mechanical fuel pump provision

Rotating assembly:
* BluePrint forged crankshaft
* Stroke: 4.750 in.
* Forged H-beam 6.635 in. connecting rods
* Forged pistons
* Internally balanced

BluePrint aluminum cylinder heads:
* 119cc chamber
* 2.30 in. intake/1.88 in. exhaust valves
* 358cc intake/125cc exhaust runners
* .300 in. raised exhaust port vs. an OEM casting

Hydraulic roller camshaft:
* .698 in. intake/.698 in. exhaust valve lift
* 272 intake/282 exhaust duration at .050 in. of lift
* 110 degrees lobe separation angle (LSA)

4L80E automatic transmission package:
* Electronic transmission controller
* Lockup capability
* 3,800+ stall torque converter
* Flexplate
* Starter

Also included:
* Holley 1250cfm carburetor
* Pro Series Ready Run distributor
* Electric fuel pump
* Intake manifold
* Harmonic balancer
* Thermostat and thermostat housing
* Valve covers
* Timing cover
* Oil pan
* Polished front pulley kit:
-- Reverse rotation short water pump
-- Type II power steering pump with remote reservoir
-- 140-amp one-wire alternator
-- Peanut-style air conditioning compressor

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