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ENGINE CODES
 

 
1969-1975

CORVETTE

 
1962-64                   Code Prefix
8-327 M/T RC
8-327 HPE, M/T RD
8-327 M/T, SHPE RE
8-327 M/T, F/I RF
8-327 P/G SC
8-327 P/G, H.P.E SD
   
   
  
1964                       Code Prefix
8-327 M/T, A/C RP
8-327 M/T, A/C, HPE RQ
8-327 M/T, A/C, SHPE RF
8-327 M/T, T/I RT
8-327 M/T, A/C, T/I RU
8-327 F/I, T/I RX
8-327 P/G, A/C SK
8-327 P/G, A/C, HPE SL 
1965
8-327 HPE HF
8-327 F/I HG
8-327 SHPE HH
8-327 A/C HI
8-327 A/C, HPE HJ
8-327 A/C, SHPE HK
8-327 T/I HL
8-327 A/C, T/I HM
8-327 F/I, T/I HN
8-327 P/G, H.P.E HP
8-327 P/G, A/C HQ
8-327 P/G, A/C, HPE HR
8-327 H/L, A/C, SHPE HU
8-327 H/L, T/I, SHPE HV
8-327 H/L, A/C, T/I, SHPE HW
  
1966
8-427 H/L, SHPE IK 
 
 
1967
8-427 4 Speed, P/G IL
8-427 AIR, P/G IR
8-427 SHPE, AIR, Tri-Carb JA
8-427 Tri-Carb JC
8-427 P/G, Tri-Carb JD
8-427 SHPE, Tri-Carb JE
8-427 AIR, Tri-Carb JF
8-427 Tri-Carb JG
8-427 Alum. heads, AIR JH
8-427 SHPE, AIR, A/C KH

 

 
1965-67
8-327 P/G HO
    
1965-68
8-327 M/T HE
8-327 H/L, SHPE HT
Configuration:   
A/C: Air conditioned        AIR: Air injection reactor

A/T: Automatic trans      A/S:  Air suspension 

 F/I: Fuel injection        HPE: High performance 
                                                engine

H/L: Hydraulic lifters    M/T: Manual trans  

P/G: Powerglide            P/S: Power steering

SHPE: Special Hi Perf.     T/C: Turbocharged
engine

T/H: Trubo hydramatic    T/I: Transistor ignition
 
1966-67
8-327 AIR, SHPE HD
8-327 AIR HH
8-327 AIR, P/G HR
8-427 AIR IM
   
    
1967-68
8-327 A/C, SHPE HP
8-427 H/T IQ
8-427 Heavy duty IT
8-427 Alum. heads IU
  
1968
8-327 T/H HO
8-427 HPE,3 Carbs IM
8-427 HPE, T/H, 3 Carbs IO
8-427 HPE,3 Carbs IR 

The engine code decoder reveals the engine displacement, plate location  and configuration.