12681429 GOODWRENCH 350 C.I.D. 5.7L Base Long Block Engine Assembly

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Item #: 12681429 /2538-S
Our Price: $5,000.00
core
  • 500.00 Core Charge - ($500.00)
Quantity:
 

 

Cancer and Reproductive Harm

https://www.p65warnings.ca.gov

Description 

112681429 /2538-S Replaces 10067353 Chevrolet Performance Engine 350 C.I.D. 5.7L Base Long Block Engine Assembly 

Price includes $500.00 core charge

 The 12681429 universal 4 Bolt main block 350 is a brand new long block used to cover most GM applications from ‘1971-1985. Casting number 10066036 
Horsepower in stock configuration 185

 It is our lowest priced 350 and is great as a small block replacement or V-8 retrofit into any vehicle.
This brand new crate engine comes with a GM nation wide warranty and is covered for 2 years or 50,000 miles when used in applicable GM vehicles.
Check out our Warranty Information for full details.

The specs of the motor are as follows:
·(4) Bolt main block with a (2) piece rear main seal.
·Cast Iron Crank.
·Forged steel connecting rods.
·Cast Pistons, (dished).
·Hydraulic flat tappet cam, (.383” intake / .401” exhaust) and a 112-degree lobe separation.
·Cast Iron Cylinder heads with a 76cc combustion chamber. (Non vortec design)
·8.5:1 compression ratio.
·Left or Right hand dipstick. (not included)
·(4) Quart oil pan.
·Timing tabs for a 6 ¾” or an 8” balancer.

This engine block has provisions for either a left or right hand dipstick. (not included)
The user must plug the unused side with a plug.(Included in bag)
LH plug: 14091563 7/16"
RH plug: 9421743  3/8"

Please refer to the Engine Spec Sheet for all information and component parts for this engine.
Engine Spec Sheet

LM1, LS9, LT9, 350L, 350Y
1975 1978 CHEV/GMC PICKUP (C1)
1975 1975 CHEV/GMC BLAZER,JIMMY (C1)
1975 1975 CHEV/GMC VAN (G1)
1978 1980 CHEV/GMC VAN (G2,3)
1979 1985 CHEV/GMC "PICKUP,SUBURBAN,BLAZER,JIMMY (K1)"
1979 1980 CHEV/GMC "PICKUP,SUBURBAN,BLAZER,JIMMY (CK1)"
1979 1980 CHEV/GMC SUBURBAN (CK1,2)
1979 1985 CHEV/GMC SUBURBAN (CK1)
1980 1985 CHEV/GMC VAN (G1,2,3)
1981 1982 CHEV/GMC PICKUP (CK1)
1983 1985 CHEVROLET CAPRICE CLASSIC, IMPALA (B)
1973 1980 CHEVROLET CORVETTE (Y)
1984 1985 PONTIAC PARISIENNE (B)
4 bolt main caps, two piece rear main seal. Replacement timing pointer tabs p/n 3991435 or 3991436. Includes valve covers, front timing cover, oil pan, new oil pump. Camshaft is 12364051 (327cid/300hp profile). Flat tappet lifters. Machined fuel pump boss.

 Terms and Conditions
Warranty Information



Oil Pan / Filter / Adapter / Dipstick:
The 12681429 engine block has provisions for both right-hand and left-hand dipsticks. (not included)
The 12681429 engine includes a 4-quart oil pan Part number 10066039 which has the “double bump out” for both dipstick designs.
The oil dipstick for the 10067353 engine for the right-hand (passenger) side of the block is 10190942 (indicator) and 12552920 (tube). If not using right-hand dipstick, use plug 9421743 3/8"

The oil dipstick for the 12681429 engine for the left-hand (driver) side of the block is 03951576 (indicator), and 03876870 (upper tube). P/N 03951600 (lower tube) is installed at the factory.
If not using left-hand dipstick, use plug 14091563 7/16" to prevent an oil leak.
The 12681429 engine assembly does not include an oil filter adapter or oil filter element.
The 12681429 uses an AC # PF 454 or PF1218 oil filter

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