Engine size
#1
04-25-2013, 06:36 PM
Engine size
Am I correct in assuming that the only engine available in the 70 Z28 was the LT1 350?
The car I bought I know has the original 350 but I didn't think to check the spark plug angle when I was looking at it.
The car I bought I know has the original 350 but I didn't think to check the spark plug angle when I was looking at it.
#2
04-26-2013, 11:53 AM
1970 Camaro Engine & Drivetrain Info
CIDConfigBore & StrokeBHP @ RPMTorque @ rpmCompCarb. Base 250 L-6 3.875 x 3.53155 @ 4200 235 @ 1600 8.5:1 1V Base 307 V-8 3.875 x 3.25200 @ 4600 300 @ 2400 9.0:1 2V L-65350 V-8 4.00 x 3.48250 @ 4800 345 @ 2800 9.0:1 2V L-48350 V-8 4.00 x 3.48300 @ 4800 380 @ 3200 10.25:1 4V Z-28350 V-8 4.00 x 3.48360 @ 6000 380 @ 4000 11.011 4V L-34396 V-8 4.126 x 3.76350 @ 5200415 @ 3400 10.25:1 4V L-78396 V-8 4.126 x 3.76375 @ 5600415 @ 3600 11.0:1 4V LS-6454 V-8 4.251 x 4.00450 @ 4600 500 @ 3600 11.25:1 4V
Note: Actual displacement of L-34 and L-78 "396" V-8's is 402 cid. LS6 engine never made it to production. Engine Suffix Codes
CCG: 250ci, mt CKN: 396ci, at, hp CNK: 350ci, pg, 300hp/SS CCH: 250ci, ex, pg CKO: 396ci, mt, sp CNM: 350ci, pg, tb CCI: 250ci, mt CKR: 396ci, mt CNN: 350ci, at, tb CCJ: 250ci, ex CTC: 350ci, at, z CRE: 350ci, at, 300hp/SS CCK: 250ci, at, tp CNC: 307ci, mt CCL: 250ci, mt, tp CCM: 250ci, pg, tp CNE: 307ci, pg CND: 307ci, mt CCZ: 250ci, at, mt CNF: 307ci, at CJF: 396ci, mt, 350hp/SS CJH: 396ci, mt,375hp/SSCNH: 307ci, ex, pg CNG: 307ci, ex, mt CJI: 396ci, at,350hp/SSCNI: 350ci, mt, tb CRF: 250ci, mt CJL: 396ci, at CNJ: 350ci, mt, 300hp/SS CRG: 250ci, ex, mt CTA: 307ci, at, ex CTB: 350ci, mt, z CJK: 396ci, at,375hp/SS CTW: 396ci, at, hp CTX: 396ci, hp, mt CTY: 396ci, at, sp
Abbreviations: at = Turbo Hydra-Matic
automatic, ci = cubic inch, ex = export, hp = high performance, pg = Powerglide automatic transmission, mt = manual transmission, sp = special high performance, tb = two barrel carburetor, tp = taxi/police, Z = RPO Z28 special performance package, SS = used in SS option. Engine Code Example: V0328CJH - (396 375hp Assembled in Flint assembly plant on March 28)
Click here for further engine decoding information
CIDConfigBore & StrokeBHP @ RPMTorque @ rpmCompCarb. Base 250 L-6 3.875 x 3.53155 @ 4200 235 @ 1600 8.5:1 1V Base 307 V-8 3.875 x 3.25200 @ 4600 300 @ 2400 9.0:1 2V L-65350 V-8 4.00 x 3.48250 @ 4800 345 @ 2800 9.0:1 2V L-48350 V-8 4.00 x 3.48300 @ 4800 380 @ 3200 10.25:1 4V Z-28350 V-8 4.00 x 3.48360 @ 6000 380 @ 4000 11.011 4V L-34396 V-8 4.126 x 3.76350 @ 5200415 @ 3400 10.25:1 4V L-78396 V-8 4.126 x 3.76375 @ 5600415 @ 3600 11.0:1 4V LS-6454 V-8 4.251 x 4.00450 @ 4600 500 @ 3600 11.25:1 4V
Note: Actual displacement of L-34 and L-78 "396" V-8's is 402 cid. LS6 engine never made it to production. Engine Suffix Codes
CCG: 250ci, mt CKN: 396ci, at, hp CNK: 350ci, pg, 300hp/SS CCH: 250ci, ex, pg CKO: 396ci, mt, sp CNM: 350ci, pg, tb CCI: 250ci, mt CKR: 396ci, mt CNN: 350ci, at, tb CCJ: 250ci, ex CTC: 350ci, at, z CRE: 350ci, at, 300hp/SS CCK: 250ci, at, tp CNC: 307ci, mt CCL: 250ci, mt, tp CCM: 250ci, pg, tp CNE: 307ci, pg CND: 307ci, mt CCZ: 250ci, at, mt CNF: 307ci, at CJF: 396ci, mt, 350hp/SS CJH: 396ci, mt,375hp/SSCNH: 307ci, ex, pg CNG: 307ci, ex, mt CJI: 396ci, at,350hp/SSCNI: 350ci, mt, tb CRF: 250ci, mt CJL: 396ci, at CNJ: 350ci, mt, 300hp/SS CRG: 250ci, ex, mt CTA: 307ci, at, ex CTB: 350ci, mt, z CJK: 396ci, at,375hp/SS CTW: 396ci, at, hp CTX: 396ci, hp, mt CTY: 396ci, at, sp
Abbreviations: at = Turbo Hydra-Matic
automatic, ci = cubic inch, ex = export, hp = high performance, pg = Powerglide automatic transmission, mt = manual transmission, sp = special high performance, tb = two barrel carburetor, tp = taxi/police, Z = RPO Z28 special performance package, SS = used in SS option. Engine Code Example: V0328CJH - (396 375hp Assembled in Flint assembly plant on March 28) Click here for further engine decoding information
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