Chevrolet small-block engine
Details
Chevrolet Generation I V8 Small Block Engine Table note 1: depending upon vehicle application; horsepower, torque, and fuel requirements will vary.

Chevrolet small-block engine

Section Title: Details
Table Section Text: Chevrolet Generation I V8 Small Block Engine Table note 1: depending upon vehicle application; horsepower, torque, and fuel requirements will vary.

Gen I	Years	Engine option code (VIN identifier)	Power (hp)	Torque (lb.-ft.)	Displacement (c.i.)	Fuel (octane)	Bore x Stroke (in)	Compression ratio	Block & heads (iron or aluminum)	Block features

I	1996-02	L30 (M)	220@4600	290@2800	305	3.736 x 3.48	9.1:1	Iron	Truck/van only

I	1987-95	L03 (E/H)	170@4400	255@2400	305	3.736 x 3.48	9.1:1	Iron	TBI; passenger car used roller cam

I	1988-96	L05 (K)	210@4400	300@2800	350	4.0 x 3.48	9.3:1	Iron	TBI; 9C1 optioned Caprice and F-bodies had hydraulic roller cam

I	1978-88	LG4 (F/H)	150-170@4600	240-250@2800	305	3.736 x 3.48	8.6:1	Iron	4bbl Quadrajet

I	1981-86	LE9 (F)	165@4400	240@2000	305	3.736 x 3.48	9.5:1	Iron	Truck/Van only - electronic spark control module used

I	1982-83	LU5	165-175	305	3.736 x 3.48	?:1	Iron	"Crossfire EFI 5.0L"

I	1967-80	L48 (K)	165-195	380	350	4.0 x 3.48	8.25-10.5:1	Iron

I	1969-70	L46	350	350	93req	4.0 x 3.48	11.0:1	Iron	Corvette only

I	1969-76	L65	145	350	4.0 x 3.48	Iron	2bbl

I	1969-88	LM1 (L)	155-175	350	4.0 x 3.48	Iron	4bbl Rochester Quadrajet (4MV, M4MC, E4ME); retail option until 1981 when last used with the Camaro Z28; post-1980 use of the LM1 was for 9C1-optioned B (Caprice, Impala) and G-bodies (Malibu)

I	1970-74	ZQ3	190-300	270-300	350	4.0 x 3.48	8.5-10.25:1	Iron	4bbl, Corvette. L48 camshaft

I	1970-72	LT1	250-370@6000	270-300@4000	350	4.0 x 3.48	9.1:1	Iron	4bbl

II	1992-97	LT1 (P)	260-305@4800-5200	325-340@2400-3400	350	91 OCTANE	4.0 x 3.48	10.4:1	Iron (Aluminum FOR F and Y Bodies)	Reverse Flow Heads

I	1973-80	L82	205-250	255-285	350	4.0 x 3.48	9:1	Iron	4bbl Rochester Quadrajet; flat top pistons with a D-shaped relief cut for valve clearance

I	1981	L81	190	280	350	4.0 x 3.48	8.2:1	Iron	4bbl Rochester Quadrajet (E4ME), Corvette

I	1970-86	LS9 (L)	165@3800	275@1600	350	4.0 x 3.48	8.2:1	Iron	4bbl, truck

I	1981-86	LT9 (M)	160@3800	250@2800	350	4.0 x 3.48	8.3:1	Iron	4bbl, truck

I	1982-84	L83	200-205	285-290	350	4.0 x 3.48	9.0:1	Iron	CrossFire

I	1985-92	L98 (8)	225-250@4000	330-345@3200	350	4.0 x 3.48	9.5-10:1	Iron/Aluminum (Corvette)	TPI

I	1996-02	L31 (R)	255-350@4600	330-350@2800	350	4.0 x 3.48	Iron	truck, Vortec

I	1970-80	245-265	400	4.125 x 3.75	Iron	70-72 4bolt main, 73-80 2bolt main

I	1975-76	110	133@3600	262	3.671 x 3.1	Iron	Nova and Monza only; 2bbl Rochester 2GC carburetor

I	1994-96	L99 (W)	200	245	262	3.736 x 3.0	Iron	reverse cooling, Caprice, special ops, police vehicles

I	1983-88	L69 (G)	180-190@4800	240@3200	305	3.736 x 3.48	9.5:1	Iron	H.O., Firebird/Camaro, Monte Carlo SS only

I	1985-92	LB9 (F)	190-230	275-300	305	3.736 x 3.48	Iron	TPI, Firebird/Camaro only

I	1976-82	LG3 (U)	145@4400	245@2400	305	3.736 x 3.48	8.5:1	Iron	2bbl

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