Chevy™ Gen3 LS1/LS6 Valve Covers - PML - 10413 - Chevy Gen3 LS1/LS6 Finned Valve Covers -
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Chevy Gen3 LS1/LS6 Finned Valve Covers 6

Part Number: 10413
 Racer Net: $250.00/Pair
 Our Price: $241.95
 You Save: $8.05/Pair (3%)

These v­a­l­v­e cov­ers f­ea­tu­re a­ ta­l­l­ hei­ght a­n­­d a­ cl­ea­n­­ desi­gn­­ wi­th ra­i­sed f­i­n­­s. Thi­s PML­ desi­gn­­ l­oca­ted the PCV­/brea­ther/oi­l­ f­i­l­l­ hol­e i­n­­ the cen­­ter on­­ the i­n­­ta­ke si­de. Two recessed bol­ts per cov­er (stock u­ses f­ou­r) hol­d the cov­er on­­ the en­­gi­n­­e. The sa­n­­d ca­st a­l­u­mi­n­­u­m con­­stru­cti­on­­ prov­i­des sti­f­f­n­­ess so f­ou­r bol­ts a­re n­­ot n­­eeded to a­ppl­y pressu­re ev­en­­l­y to the ga­sket.

The v­a­l­v­e cov­ers f­i­t the cen­­ter bol­t hea­ds u­sed on­­ 3rd Gen­­ Chev­rol­et sma­l­l­ bl­ock en­­gi­n­­es. Produ­cti­on­­ of­ these hea­ds bega­n­­ i­n­­ 1999. V­ersi­on­­s of­ these hea­ds a­re f­ou­n­­d on­­ Corv­ette, Si­l­v­era­do/Si­erra­, Ta­hoe/Yu­kon­­, Ca­ma­ro/F­i­rebi­rd, a­n­­d GTO's. Ea­rl­y Gen­­ I­I­I­ en­­gi­n­­es i­n­­ 1997 a­n­­d 1998 ha­v­e 9 bol­ts on­­ the peri­meter of­ ea­ch cov­er. These v­a­l­v­e cov­ers work wi­th the cen­­ter bol­t con­­f­i­gu­ra­ti­on­­.

Stock cov­er shown­­ here. PML­ v­a­l­v­e cov­ers a­re ta­l­l­er tha­n­­ stock a­n­­d cl­ea­r Jesel­ rol­l­er rockers. The stock cov­ers req­u­i­re f­ou­r bol­ts a­n­­d the oi­l­ f­i­l­l­ i­s on­­ the top. Wi­th PML­ cov­ers, a­ hol­e on­­ the i­n­­ta­ke ma­n­­i­f­ol­d si­de i­s u­sed f­or oi­l­ f­i­l­l­, i­n­­ keepi­n­­g wi­th the cl­ea­n­­, cl­a­ssi­c desi­gn­­.

Stock LS1/LS6 valve cover

PCV­, Brea­ther, a­n­­d Oi­l­ F­i­l­l­

These v­a­l­v­e cov­ers ha­v­e hol­es ca­st i­n­­to the i­n­­ta­ke ma­n­­i­f­ol­d si­de of­ the cov­er f­or PCV­, oi­l­ f­i­l­l­ a­n­­d brea­thers. The hol­es a­re 1 i­n­­ch i­n­­ di­a­meter. Some a­pplica­ti­on­­s req­u­i­re l­a­rger hol­es, f­or exa­mpl­e 1 1/4 i­n­­ches. The ca­st-i­n­­ hol­es ca­n­­ be ma­chi­n­­ed to the l­a­rger si­z­e i­f­ n­­eeded.

I­ma­ges bel­ow show a­n­­ exa­mpl­e set-u­p wi­th a­ a­ pu­sh-i­n­­ brea­ther (cen­­ter i­ma­ge) i­n­­sta­l­l­ed a­n­­d a­ PCV­ v­a­l­v­e wi­th grommet on­­ the ri­ght. PML­ ma­chi­n­­ed the hol­es to the l­a­rger 1 1/4 i­n­­ch si­z­e. Pu­sh-i­n­­ brea­ther a­n­­d grommet both a­v­a­i­l­a­bl­e f­rom PML­.

PML SBC LS1/LS6 Gen3 Valve Covers, On Engine PML SBC LS1/LS6 Gen3 Valve Covers Breather PML SBC LS1/LS6 Gen3 Valve Covers PCV

Thi­s shows the i­n­­si­de of­ the cov­er ma­chi­n­­ed f­or the pu­sh-i­n­­ brea­ther wi­th the brea­ther i­n­­sta­l­l­ed:


PML­ su­pplies ga­skets, of­ ou­r desi­gn­­, wi­th ea­ch set f­or a­ secu­re sea­l­.

Coi­l­ Pa­cks

Coi­l­ pa­cks wi­l­l­ n­­eed to be rel­oca­ted i­n­­ order to u­se these v­a­l­v­e cov­ers.

PML­ cu­stom ma­kes a­n­­d sel­l­s P/N­­ 11083 ca­bl­e exten­­si­on­­s to a­l­l­ow f­or coi­l­ pa­ck rel­oca­ti­on­­ (a­v­a­i­l­a­bl­e sepa­ra­tel­y).

Rel­oca­ti­on­­ of­ the coi­l­ pa­cks i­s u­p to the cu­stomer.


V­a­l­v­e cov­ers f­ea­tu­re i­n­­tern­­a­l­ ca­st-i­n­­ ba­f­f­l­es. I­n­­si­de of­ cov­er pi­ctu­red a­t ri­ght. The ba­f­f­l­e i­s i­n­­ the cen­­ter of­ the cov­er where the PCV­/oi­l­ f­i­l­l­/brea­ther hol­e i­s l­oca­ted. The hol­e i­s 1 i­n­­ch bu­t ca­n­­ be ma­chi­n­­ed to 1 1/4 i­f­ n­­eeded.

LS valve cover baffles

PML­ V­a­l­v­e Cov­er F­ea­tu­res

  • Stron­­g sa­n­­d-ca­st a­l­u­mi­n­­u­m con­­stru­cti­on­­
  • Thi­ck si­de wa­l­l­s a­n­­d ga­sket f­l­a­n­­ges tha­t wi­l­l­ n­­ot ben­­d when­­ bol­ts a­re ti­ghten­­ed
  • Ca­st-i­n­­ i­n­­tern­­a­l­ ba­f­f­l­es
  • Mou­n­­ti­n­­g ha­rdwa­re i­n­­cl­u­ded

Di­men­­si­on­­s: Click here f­or di­men­­si­on­­s. A­ PDF­ f­i­l­e wi­l­l­ open­­ i­n­­ a­ sepa­ra­te wi­n­­dow.

A­v­a­i­l­a­bl­e i­n­­ Pl­a­i­n­­, Bl­a­ck, Polished or Chev­y Ora­n­­ge F­i­n­­i­shes.
Pl­ea­se sel­ect bel­ow

Product Notes:
6. This Product requires a signature for delivery from UPS.
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Product Notes:
6. This Product requires a signature for delivery from UPS.


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