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ASE A8 Engine Performance Practice Test in English & Spanish

Prepping for A8 Engine Performance? Practice in the language you think in, and learn the English term that shows up on test day. Built for working techs: short lessons, full-length practice tests, and an explanation for every answer.

What you get for $29 (3 months of access)

  • 12 bilingual lessons (English + Spanish)
  • 2 practice tests, 49 original questions with explanations
  • English–Spanish engine performance glossary (63 terms)
  • Study on your phone, between jobs

Buy A8 – $29

How to choose an A8 practice test

  • Follows the task list: questions should be spread across the A8 content areas, not just the easy ones.
  • Explains every answer: you learn more from why B is right and C is wrong than from a score.
  • Uses the test's format: "MOST likely" and Technician A/Technician B questions.
  • Language support: if English is your second language, a side-by-side Spanish version and glossary save time.
  • Honest claims: skip anyone selling "real test questions" or guaranteed passes.

Try 2 sample A8 questions

1. A compression test shows 165, 160, 90, 95, 160, 165 psi on cylinders 1–6 (inline engine). Cylinders 3 and 4 are adjacent. The MOST likely cause is:

ES: Una prueba de compresión da 165, 160, 90, 95, 160, 165 psi en los cilindros 1–6 (motor en línea). Los cilindros 3 y 4 están juntos. La causa MÁS probable es:

  • A) Worn rings in all cylinders
  • B) A head gasket leak between cylinders 3 and 4
  • C) A jumped timing belt
  • D) A restricted exhaust
Show answer

Answer: B) A head gasket leak between cylinders 3 and 4

Two low adjacent cylinders point to a leak path between them, usually the head gasket.

2. During a cylinder leakage test, air is heard at the throttle body. The leak is past the:

ES: En una prueba de fuga de cilindros, se oye aire en el cuerpo de aceleración. La fuga es por la:

  • A) Exhaust valve
  • B) Piston rings
  • C) Head gasket to coolant
  • D) Intake valve
Show answer

Answer: D) Intake valve

Air from the intake means the intake valve isn't sealing.

FAQ

Is there an ASE A8 Engine Performance practice test in Spanish?

Yes. DosTech Prep's A8 course has 12 lessons and 2 practice tests (49 original questions with explanations), each available in English and Spanish, plus an English–Spanish glossary. It is test prep only and not affiliated with ASE.

How much is the A8 course and how long is access?

$29 for 3 months of access. A1–A9 courses are sold separately and are not included in the Entry-Level All-Access plan.

Are these real ASE A8 test questions?

No. They are original practice questions written by DosTech Prep to follow the published task list. No one can legally sell real ASE test questions.

Do you guarantee I will pass?

No. We provide practice and explanations only; we do not guarantee a passing score or issue any certificate.

Buy A8 Engine Performance – $29 All A1–A9 courses

Test prep only. DosTech Prep is not affiliated with or endorsed by ASE. ASE is a registered trademark of the National Institute for Automotive Service Excellence. Questions are original practice questions, not real test questions. We do not issue a certificate or guarantee a passing score. A1–A9 courses are sold separately and not included in All-Access.


English ↑

Examen de práctica ASE A8 Rendimiento del motor en español

¿Se prepara para el A8? Practique en español y aprenda el término en inglés que verá en el examen. Lecciones cortas, exámenes de práctica completos y explicación de cada respuesta.

  • 12 lecciones bilingües
  • 2 exámenes de práctica, 49 preguntas originales con explicación
  • Glosario inglés–español (63 términos)
  • $29, acceso por 3 meses

1. Una prueba de compresión da 165, 160, 90, 95, 160, 165 psi en los cilindros 1–6 (motor en línea). Los cilindros 3 y 4 están juntos. La causa MÁS probable es:

EN: A compression test shows 165, 160, 90, 95, 160, 165 psi on cylinders 1–6 (inline engine). Cylinders 3 and 4 are adjacent. The MOST likely cause is:

  • A) Anillos gastados en todos los cilindros
  • B) Una fuga de la junta de cabeza entre los cilindros 3 y 4
  • C) Una banda de tiempo brincada
  • D) Un escape restringido
Ver respuesta

Respuesta: B) Una fuga de la junta de cabeza entre los cilindros 3 y 4

Dos cilindros bajos y contiguos apuntan a un paso de fuga entre ellos, normalmente la junta de cabeza.

2. En una prueba de fuga de cilindros, se oye aire en el cuerpo de aceleración. La fuga es por la:

EN: During a cylinder leakage test, air is heard at the throttle body. The leak is past the:

  • A) Válvula de escape
  • B) Los anillos
  • C) Junta de cabeza al refrigerante
  • D) Válvula de admisión
Ver respuesta

Respuesta: D) Válvula de admisión

Aire por la admisión indica que la válvula de admisión no sella.

Comprar A8 – $29

Solo preparación para examen. DosTech Prep no está afiliado ni respaldado por ASE. ASE es una marca registrada del National Institute for Automotive Service Excellence. Las preguntas son originales, no son preguntas reales del examen. No otorgamos certificado ni garantizamos aprobar. Los cursos A1–A9 se venden por separado y no están incluidos en All-Access.