0 1303 SPRlNG SHllVl Valve 38 53 All 54 55 All 1235 1e c RG 3835626 70 1ye lo1rv alurrrrntrm or hrorve 12 53 55 Corvette 16 cyl 3836132 25 inlet and haust inner 12m lree length 1prnl or white 12 53 55 Corvette 16 cyl 3836133 50 inlet and e atrst outtxr 121 free length tprnk or white 12 54 55 Pass w RG 16 cyl 54 55 All 1261 11st Ser 56 58 All 1235 62 63 All 1261 31836640 70 inlet and exlratrst tyellow purple lrronze or alurnrnrrml 12 55 57 All 1265 283 1e e dual 4BC 58 59 Ser 3 18 cyl 60 61 Pe1ss w Sp l l Per 1348 60 62 All yy 28C inlet and e lrar rst 61 Pass 11 1 Per w reg cam 1348 1 63 Ser 10 1D D 14 cyl 11st design 63 65 Pass 1409 exc H Por 3836331 70 outer 12l rg OL 3 A ID 1lt pink gray It green lavender brown med lrlut 1Note 1 2 A R NOTE 1 Used with valves having till dna stems only NOTE 2 hen using on Ser 10 1D D 14 cyl models use orly with Camshaft Assy 3790022 55 Pass w l l L Cam 55 66 Corvette 18 cyl 1exc 396 427 56 Pass w dtral 4BC 57 59 Pass 1283 58 60 Pass w dual valve springs 1348 60 61 Pass 1327 63 66 Pass 1250283327 63 66 Ser 10 thru 301250 292 63 65 Siler 1010 D G 1014 cyl 12nd desrgn 64 66 Ser 10 thru 301283 327 67 69 Ser 10 thru 30 1292 37 35381 1 00 rnlet add ezrlrrarrst w damper 12 yellow stripes plus rnrroon aluminum dk green lrlack hltre and wlrrle or tan stripe 1l lote 3 4 5 AR NOTE 3 On 348 w dual valve springs and necked clown valve S lT l E discard damper and use with inner sprrng 3767744 It valve has full dia stem use outer spring 38336331 NOTE 4 Used only with Camshaft Assy 3831607 Also part ol Carrrslrraft Unit 3837796 NOTE 5 hen using in place 01 3864895 1250 eng it will Ne necessary to discard old valve spring cap and replace with 3729363 rdentrfied hy letter l l on top lace 56 Pass w PG 18 cyl exc dual 4BC 3732814 1 00 inlet and ez lhaust w damper 1lt pink gray lt green lavender or lrrown stripe 1note 6 16 NOTE 6 Use w 3851837 Rotator and 3729363 Cap 58 61 Pass 1348 1e c dual valve springs 3743960 1 00 inlet and eirthaust w dampertaluminum dk green yellow lavender dk hlue or maroon spot ol paint on luottom El coilson lrasket end 16 59 63 All 1235 3758492 85 1grav orange pink hlue green 12 59 60 Pass vv l l Per Sp H Per 1348 61 Pass ll l Per w reg cam 1348 61 Pass w Sp H Per 1348 61 Pass w Sp ll Per Cam 1348 63 65 Pass 1409 1e t l l Per dual 4BC 3767744 70 inner 1117 Q free length 1L H C ll 16 61 62 Pass 1409 text RPO Z11 63 64 Pass vv H Per dual 4BC 1409 11st design 3181 7277 1 40 inlet and e haust w damper 121 M free length 12 stripes O l lL lT1l l lTl 1l lote 7 16 NOTE 7 Used only with cylinder head 3852582 camslraft383 06Sl 1Z and 16 shrms 3853875 on 1964 models with engine date stamps prior to T1118OA and Tl 1 18013 For Further information refer to CHEVROLET Servrce News Vol 36 No 5 June Jtrty 1964 63 5pt Cpe 1RPO Z11 64 65 Pass w l l Per dual 4BC 1409 12nd design 3858367 1 40 inlet and exhaust w damper tstripe of yellow ples 5 ilLl 11ll1LllT1 l lOI l3 16 NOTE 8 Used only wrth cylinder head 3852582 and camshalt 3837735 on 1964 models with engine date stamps subsequent to T1118OA and T1118OB Llsed with 3852582 on models prior to 1963 63 69 All 1194 230 250 3864895 80 inlet and w haust 12 daulrs of orange plus stripe of aluminum dark green prrrple or tan 1969 Cl lE ROLET IVIOTOR D VlSlON GENERAL MOTORS CORPOR T ON REV 7 1 69 P 0 2 2 0 303 r 1 2 2 2 M